Home / 20,176,396,287.64-30,252,885,607.80-9,552,531,412.87

Finding the Fourth Proportional to 20,176,396,287.64, 30,252,885,607.80 and 9,552,531,412.87

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Solution

The fourth proportional to 20,176,396,287.64, 30,252,885,607.80 and 9,552,531,412.87 is: 14,323,253,567.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,176,396,287.64 : 30,252,885,607.80 = 9,552,531,412.87 : x
  2. Step 2: Convert to fraction form
    20,176,396,287.64/30,252,885,607.80 = 9,552,531,412.87/x
  3. Step 3: Cross multiply
    20,176,396,287.64x = 30,252,885,607.80 × 9,552,531,412.87
  4. Step 4: Simplify right side
    20,176,396,287.64x = 288,991,640,098,396,602,368
  5. Step 5: Solve for x
    x = 288,991,640,098,396,602,368/20,176,396,287.64
  6. Step 6: Final answer
    x = 14,323,253,567.11

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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.