Home / 124,712,574.40-187,068,861.60-102,037,758.40

Finding the Fourth Proportional to 124,712,574.40, 187,068,861.60 and 102,037,758.40

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Solution

The fourth proportional to 124,712,574.40, 187,068,861.60 and 102,037,758.40 is: 153,056,637.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,712,574.40 : 187,068,861.60 = 102,037,758.40 : x
  2. Step 2: Convert to fraction form
    124,712,574.40/187,068,861.60 = 102,037,758.40/x
  3. Step 3: Cross multiply
    124,712,574.40x = 187,068,861.60 × 102,037,758.40
  4. Step 4: Simplify right side
    124,712,574.40x = 19,088,087,304,103,836
  5. Step 5: Solve for x
    x = 19,088,087,304,103,836/124,712,574.40
  6. Step 6: Final answer
    x = 153,056,637.60

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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.