Home / 97,380,724,654.68-145,969,137,776.52-40,753,032,221.28

Finding the Fourth Proportional to 97,380,724,654.68, 145,969,137,776.52 and 40,753,032,221.28

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Solution

The fourth proportional to 97,380,724,654.68, 145,969,137,776.52 and 40,753,032,221.28 is: 61,086,883,428.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,380,724,654.68 : 145,969,137,776.52 = 40,753,032,221.28 : x
  2. Step 2: Convert to fraction form
    97,380,724,654.68/145,969,137,776.52 = 40,753,032,221.28/x
  3. Step 3: Cross multiply
    97,380,724,654.68x = 145,969,137,776.52 × 40,753,032,221.28
  4. Step 4: Simplify right side
    97,380,724,654.68x = 5,948,684,975,118,978,383,872
  5. Step 5: Solve for x
    x = 5,948,684,975,118,978,383,872/97,380,724,654.68
  6. Step 6: Final answer
    x = 61,086,883,428.04

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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.