Home / 512,440,724.04-768,338,088-434,744,837.16

Finding the Fourth Proportional to 512,440,724.04, 768,338,088 and 434,744,837.16

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Solution

The fourth proportional to 512,440,724.04, 768,338,088 and 434,744,837.16 is: 651,843,230.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    512,440,724.04 : 768,338,088 = 434,744,837.16 : x
  2. Step 2: Convert to fraction form
    512,440,724.04/768,338,088 = 434,744,837.16/x
  3. Step 3: Cross multiply
    512,440,724.04x = 768,338,088 × 434,744,837.16
  4. Step 4: Simplify right side
    512,440,724.04x = 334,031,016,951,385,792
  5. Step 5: Solve for x
    x = 334,031,016,951,385,792/512,440,724.04
  6. Step 6: Final answer
    x = 651,843,230.41

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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.