Home / 1,423,488,124.80-2,135,232,187.20-850,179,196.80

Finding the Fourth Proportional to 1,423,488,124.80, 2,135,232,187.20 and 850,179,196.80

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Solution

The fourth proportional to 1,423,488,124.80, 2,135,232,187.20 and 850,179,196.80 is: 1,275,268,795.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,423,488,124.80 : 2,135,232,187.20 = 850,179,196.80 : x
  2. Step 2: Convert to fraction form
    1,423,488,124.80/2,135,232,187.20 = 850,179,196.80/x
  3. Step 3: Cross multiply
    1,423,488,124.80x = 2,135,232,187.20 × 850,179,196.80
  4. Step 4: Simplify right side
    1,423,488,124.80x = 1,815,329,985,895,203,072
  5. Step 5: Solve for x
    x = 1,815,329,985,895,203,072/1,423,488,124.80
  6. Step 6: Final answer
    x = 1,275,268,795.20

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Double scale
Find fourth proportional to 1,423,488,125.80, 2,135,232,188.70 and 850,179,197.80
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.