Home / 94,752,002.40-142,128,003.60-87,949,557.60

Finding the Fourth Proportional to 94,752,002.40, 142,128,003.60 and 87,949,557.60

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Solution

The fourth proportional to 94,752,002.40, 142,128,003.60 and 87,949,557.60 is: 131,924,336.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,752,002.40 : 142,128,003.60 = 87,949,557.60 : x
  2. Step 2: Convert to fraction form
    94,752,002.40/142,128,003.60 = 87,949,557.60/x
  3. Step 3: Cross multiply
    94,752,002.40x = 142,128,003.60 × 87,949,557.60
  4. Step 4: Simplify right side
    94,752,002.40x = 12,500,095,039,191,206
  5. Step 5: Solve for x
    x = 12,500,095,039,191,206/94,752,002.40
  6. Step 6: Final answer
    x = 131,924,336.40

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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.