Home / 118,721,871.60-178,082,807.40-58,255,695.60

Finding the Fourth Proportional to 118,721,871.60, 178,082,807.40 and 58,255,695.60

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Solution

The fourth proportional to 118,721,871.60, 178,082,807.40 and 58,255,695.60 is: 87,383,543.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,721,871.60 : 178,082,807.40 = 58,255,695.60 : x
  2. Step 2: Convert to fraction form
    118,721,871.60/178,082,807.40 = 58,255,695.60/x
  3. Step 3: Cross multiply
    118,721,871.60x = 178,082,807.40 × 58,255,695.60
  4. Step 4: Simplify right side
    118,721,871.60x = 10,374,337,819,487,828
  5. Step 5: Solve for x
    x = 10,374,337,819,487,828/118,721,871.60
  6. Step 6: Final answer
    x = 87,383,543.40

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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.