Home / 10,921,526,607.76-15,071,599,419.20-5,909,164,052.56

Finding the Fourth Proportional to 10,921,526,607.76, 15,071,599,419.20 and 5,909,164,052.56

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Solution

The fourth proportional to 10,921,526,607.76, 15,071,599,419.20 and 5,909,164,052.56 is: 8,154,588,337.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,921,526,607.76 : 15,071,599,419.20 = 5,909,164,052.56 : x
  2. Step 2: Convert to fraction form
    10,921,526,607.76/15,071,599,419.20 = 5,909,164,052.56/x
  3. Step 3: Cross multiply
    10,921,526,607.76x = 15,071,599,419.20 × 5,909,164,052.56
  4. Step 4: Simplify right side
    10,921,526,607.76x = 89,060,553,502,520,819,712
  5. Step 5: Solve for x
    x = 89,060,553,502,520,819,712/10,921,526,607.76
  6. Step 6: Final answer
    x = 8,154,588,337.43

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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.