Home / 242,696,743.32-364,136,800.50-145,720,070.04

Finding the Fourth Proportional to 242,696,743.32, 364,136,800.50 and 145,720,070.04

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Solution

The fourth proportional to 242,696,743.32, 364,136,800.50 and 145,720,070.04 is: 218,635,154.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,696,743.32 : 364,136,800.50 = 145,720,070.04 : x
  2. Step 2: Convert to fraction form
    242,696,743.32/364,136,800.50 = 145,720,070.04/x
  3. Step 3: Cross multiply
    242,696,743.32x = 364,136,800.50 × 145,720,070.04
  4. Step 4: Simplify right side
    242,696,743.32x = 53,062,040,073,001,504
  5. Step 5: Solve for x
    x = 53,062,040,073,001,504/242,696,743.32
  6. Step 6: Final answer
    x = 218,635,154.91

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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.