Home / 142,717,047.40-200,206,974.20-142,717,047.40

Finding the Fourth Proportional to 142,717,047.40, 200,206,974.20 and 142,717,047.40

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Solution

The fourth proportional to 142,717,047.40, 200,206,974.20 and 142,717,047.40 is: 200,206,974.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,717,047.40 : 200,206,974.20 = 142,717,047.40 : x
  2. Step 2: Convert to fraction form
    142,717,047.40/200,206,974.20 = 142,717,047.40/x
  3. Step 3: Cross multiply
    142,717,047.40x = 200,206,974.20 × 142,717,047.40
  4. Step 4: Simplify right side
    142,717,047.40x = 28,572,948,226,711,976
  5. Step 5: Solve for x
    x = 28,572,948,226,711,976/142,717,047.40
  6. Step 6: Final answer
    x = 200,206,974.20

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.