Home / 2,506,146,438.76-3,458,279,645.22-1,448,942,553.64

Finding the Fourth Proportional to 2,506,146,438.76, 3,458,279,645.22 and 1,448,942,553.64

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Solution

The fourth proportional to 2,506,146,438.76, 3,458,279,645.22 and 1,448,942,553.64 is: 1,999,423,682.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,506,146,438.76 : 3,458,279,645.22 = 1,448,942,553.64 : x
  2. Step 2: Convert to fraction form
    2,506,146,438.76/3,458,279,645.22 = 1,448,942,553.64/x
  3. Step 3: Cross multiply
    2,506,146,438.76x = 3,458,279,645.22 × 1,448,942,553.64
  4. Step 4: Simplify right side
    2,506,146,438.76x = 5,010,848,540,346,300,416
  5. Step 5: Solve for x
    x = 5,010,848,540,346,300,416/2,506,146,438.76
  6. Step 6: Final answer
    x = 1,999,423,682.05

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Half scale
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Double scale
Find fourth proportional to 2,506,146,439.76, 3,458,279,646.60 and 1,448,942,554.64
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.