Home / 401,246,630.10-601,869,945.15-359,156,502.90

Finding the Fourth Proportional to 401,246,630.10, 601,869,945.15 and 359,156,502.90

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Solution

The fourth proportional to 401,246,630.10, 601,869,945.15 and 359,156,502.90 is: 538,734,754.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,246,630.10 : 601,869,945.15 = 359,156,502.90 : x
  2. Step 2: Convert to fraction form
    401,246,630.10/601,869,945.15 = 359,156,502.90/x
  3. Step 3: Cross multiply
    401,246,630.10x = 601,869,945.15 × 359,156,502.90
  4. Step 4: Simplify right side
    401,246,630.10x = 216,165,504,700,688,800
  5. Step 5: Solve for x
    x = 216,165,504,700,688,800/401,246,630.10
  6. Step 6: Final answer
    x = 538,734,754.35

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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.