Home / 186,778,088.57-280,337,146.82-99,412,952.55

Finding the Fourth Proportional to 186,778,088.57, 280,337,146.82 and 99,412,952.55

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Solution

The fourth proportional to 186,778,088.57, 280,337,146.82 and 99,412,952.55 is: 149,209,919.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,778,088.57 : 280,337,146.82 = 99,412,952.55 : x
  2. Step 2: Convert to fraction form
    186,778,088.57/280,337,146.82 = 99,412,952.55/x
  3. Step 3: Cross multiply
    186,778,088.57x = 280,337,146.82 × 99,412,952.55
  4. Step 4: Simplify right side
    186,778,088.57x = 27,869,143,473,417,356
  5. Step 5: Solve for x
    x = 27,869,143,473,417,356/186,778,088.57
  6. Step 6: Final answer
    x = 149,209,919.04

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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.