Home / 424,572,784.74-585,934,557.30-255,078,866.16

Finding the Fourth Proportional to 424,572,784.74, 585,934,557.30 and 255,078,866.16

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Solution

The fourth proportional to 424,572,784.74, 585,934,557.30 and 255,078,866.16 is: 352,023,322.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,572,784.74 : 585,934,557.30 = 255,078,866.16 : x
  2. Step 2: Convert to fraction form
    424,572,784.74/585,934,557.30 = 255,078,866.16/x
  3. Step 3: Cross multiply
    424,572,784.74x = 585,934,557.30 × 255,078,866.16
  4. Step 4: Simplify right side
    424,572,784.74x = 149,459,522,520,045,536
  5. Step 5: Solve for x
    x = 149,459,522,520,045,536/424,572,784.74
  6. Step 6: Final answer
    x = 352,023,322.95

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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.