Home / 20,799,399,877.08-28,703,227,464.90-11,283,951,626.52

Finding the Fourth Proportional to 20,799,399,877.08, 28,703,227,464.90 and 11,283,951,626.52

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Solution

The fourth proportional to 20,799,399,877.08, 28,703,227,464.90 and 11,283,951,626.52 is: 15,571,883,427.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,799,399,877.08 : 28,703,227,464.90 = 11,283,951,626.52 : x
  2. Step 2: Convert to fraction form
    20,799,399,877.08/28,703,227,464.90 = 11,283,951,626.52/x
  3. Step 3: Cross multiply
    20,799,399,877.08x = 28,703,227,464.90 × 11,283,951,626.52
  4. Step 4: Simplify right side
    20,799,399,877.08x = 323,885,830,238,931,910,656
  5. Step 5: Solve for x
    x = 323,885,830,238,931,910,656/20,799,399,877.08
  6. Step 6: Final answer
    x = 15,571,883,427.07

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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.