Home / 157,517,626.60-236,276,439.90-42,501,984.40

Finding the Fourth Proportional to 157,517,626.60, 236,276,439.90 and 42,501,984.40

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Solution

The fourth proportional to 157,517,626.60, 236,276,439.90 and 42,501,984.40 is: 63,752,976.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,517,626.60 : 236,276,439.90 = 42,501,984.40 : x
  2. Step 2: Convert to fraction form
    157,517,626.60/236,276,439.90 = 42,501,984.40/x
  3. Step 3: Cross multiply
    157,517,626.60x = 236,276,439.90 × 42,501,984.40
  4. Step 4: Simplify right side
    157,517,626.60x = 10,042,217,562,717,338
  5. Step 5: Solve for x
    x = 10,042,217,562,717,338/157,517,626.60
  6. Step 6: Final answer
    x = 63,752,976.60

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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.