Home / 308,853,456.06-463,279,812.28-78,822,565.32

Finding the Fourth Proportional to 308,853,456.06, 463,279,812.28 and 78,822,565.32

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Solution

The fourth proportional to 308,853,456.06, 463,279,812.28 and 78,822,565.32 is: 118,233,753.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,853,456.06 : 463,279,812.28 = 78,822,565.32 : x
  2. Step 2: Convert to fraction form
    308,853,456.06/463,279,812.28 = 78,822,565.32/x
  3. Step 3: Cross multiply
    308,853,456.06x = 463,279,812.28 × 78,822,565.32
  4. Step 4: Simplify right side
    308,853,456.06x = 36,516,903,264,877,632
  5. Step 5: Solve for x
    x = 36,516,903,264,877,632/308,853,456.06
  6. Step 6: Final answer
    x = 118,233,753.09

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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.