Home / 7,531,143,538.90-10,392,665,994.34-4,097,856,029.10

Finding the Fourth Proportional to 7,531,143,538.90, 10,392,665,994.34 and 4,097,856,029.10

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Solution

The fourth proportional to 7,531,143,538.90, 10,392,665,994.34 and 4,097,856,029.10 is: 5,654,871,505.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,531,143,538.90 : 10,392,665,994.34 = 4,097,856,029.10 : x
  2. Step 2: Convert to fraction form
    7,531,143,538.90/10,392,665,994.34 = 4,097,856,029.10/x
  3. Step 3: Cross multiply
    7,531,143,538.90x = 10,392,665,994.34 × 4,097,856,029.10
  4. Step 4: Simplify right side
    7,531,143,538.90x = 42,587,649,003,328,716,800
  5. Step 5: Solve for x
    x = 42,587,649,003,328,716,800/7,531,143,538.90
  6. Step 6: Final answer
    x = 5,654,871,505.68

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Double scale
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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.