Home / 420,046,931.60-630,066,250.20-132,832,595.60

Finding the Fourth Proportional to 420,046,931.60, 630,066,250.20 and 132,832,595.60

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Solution

The fourth proportional to 420,046,931.60, 630,066,250.20 and 132,832,595.60 is: 199,247,581.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    420,046,931.60 : 630,066,250.20 = 132,832,595.60 : x
  2. Step 2: Convert to fraction form
    420,046,931.60/630,066,250.20 = 132,832,595.60/x
  3. Step 3: Cross multiply
    420,046,931.60x = 630,066,250.20 × 132,832,595.60
  4. Step 4: Simplify right side
    420,046,931.60x = 83,693,335,414,025,024
  5. Step 5: Solve for x
    x = 83,693,335,414,025,024/420,046,931.60
  6. Step 6: Final answer
    x = 199,247,581.92

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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.