Home / 134,725,515.10-202,088,272.65-91,678,794.10

Finding the Fourth Proportional to 134,725,515.10, 202,088,272.65 and 91,678,794.10

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Solution

The fourth proportional to 134,725,515.10, 202,088,272.65 and 91,678,794.10 is: 137,518,191.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,725,515.10 : 202,088,272.65 = 91,678,794.10 : x
  2. Step 2: Convert to fraction form
    134,725,515.10/202,088,272.65 = 91,678,794.10/x
  3. Step 3: Cross multiply
    134,725,515.10x = 202,088,272.65 × 91,678,794.10
  4. Step 4: Simplify right side
    134,725,515.10x = 18,527,209,138,304,012
  5. Step 5: Solve for x
    x = 18,527,209,138,304,012/134,725,515.10
  6. Step 6: Final answer
    x = 137,518,191.15

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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.