Home / 124,416,631.60-186,624,947.40-63,838,481.20

Finding the Fourth Proportional to 124,416,631.60, 186,624,947.40 and 63,838,481.20

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Solution

The fourth proportional to 124,416,631.60, 186,624,947.40 and 63,838,481.20 is: 95,757,721.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,416,631.60 : 186,624,947.40 = 63,838,481.20 : x
  2. Step 2: Convert to fraction form
    124,416,631.60/186,624,947.40 = 63,838,481.20/x
  3. Step 3: Cross multiply
    124,416,631.60x = 186,624,947.40 × 63,838,481.20
  4. Step 4: Simplify right side
    124,416,631.60x = 11,913,853,196,045,890
  5. Step 5: Solve for x
    x = 11,913,853,196,045,890/124,416,631.60
  6. Step 6: Final answer
    x = 95,757,721.80

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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.