Home / 102,136,268.40-153,346,120.20-63,872,516.40

Finding the Fourth Proportional to 102,136,268.40, 153,346,120.20 and 63,872,516.40

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Solution

The fourth proportional to 102,136,268.40, 153,346,120.20 and 63,872,516.40 is: 95,897,399.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,136,268.40 : 153,346,120.20 = 63,872,516.40 : x
  2. Step 2: Convert to fraction form
    102,136,268.40/153,346,120.20 = 63,872,516.40/x
  3. Step 3: Cross multiply
    102,136,268.40x = 153,346,120.20 × 63,872,516.40
  4. Step 4: Simplify right side
    102,136,268.40x = 9,794,602,577,350,870
  5. Step 5: Solve for x
    x = 9,794,602,577,350,870/102,136,268.40
  6. Step 6: Final answer
    x = 95,897,399.92

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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.