Home / 124,838,895.20-187,258,342.80-61,137,903.20

Finding the Fourth Proportional to 124,838,895.20, 187,258,342.80 and 61,137,903.20

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Solution

The fourth proportional to 124,838,895.20, 187,258,342.80 and 61,137,903.20 is: 91,706,854.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,838,895.20 : 187,258,342.80 = 61,137,903.20 : x
  2. Step 2: Convert to fraction form
    124,838,895.20/187,258,342.80 = 61,137,903.20/x
  3. Step 3: Cross multiply
    124,838,895.20x = 187,258,342.80 × 61,137,903.20
  4. Step 4: Simplify right side
    124,838,895.20x = 11,448,582,435,498,818
  5. Step 5: Solve for x
    x = 11,448,582,435,498,818/124,838,895.20
  6. Step 6: Final answer
    x = 91,706,854.80

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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.