Home / 117,816,615,999.48-176,724,926,337.62-28,279,609,410.32

Finding the Fourth Proportional to 117,816,615,999.48, 176,724,926,337.62 and 28,279,609,410.32

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Solution

The fourth proportional to 117,816,615,999.48, 176,724,926,337.62 and 28,279,609,410.32 is: 42,419,414,676.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,816,615,999.48 : 176,724,926,337.62 = 28,279,609,410.32 : x
  2. Step 2: Convert to fraction form
    117,816,615,999.48/176,724,926,337.62 = 28,279,609,410.32/x
  3. Step 3: Cross multiply
    117,816,615,999.48x = 176,724,926,337.62 × 28,279,609,410.32
  4. Step 4: Simplify right side
    117,816,615,999.48x = 4,997,711,889,895,466,729,472
  5. Step 5: Solve for x
    x = 4,997,711,889,895,466,729,472/117,816,615,999.48
  6. Step 6: Final answer
    x = 42,419,414,676.77

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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.