Home / 118,791,005.60-178,186,508.40-58,324,829.60

Finding the Fourth Proportional to 118,791,005.60, 178,186,508.40 and 58,324,829.60

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Solution

The fourth proportional to 118,791,005.60, 178,186,508.40 and 58,324,829.60 is: 87,487,244.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,791,005.60 : 178,186,508.40 = 58,324,829.60 : x
  2. Step 2: Convert to fraction form
    118,791,005.60/178,186,508.40 = 58,324,829.60/x
  3. Step 3: Cross multiply
    118,791,005.60x = 178,186,508.40 × 58,324,829.60
  4. Step 4: Simplify right side
    118,791,005.60x = 10,392,697,739,448,970
  5. Step 5: Solve for x
    x = 10,392,697,739,448,970/118,791,005.60
  6. Step 6: Final answer
    x = 87,487,244.40

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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.