Home / 335,895,363.20-503,843,044.80-142,025,686.40

Finding the Fourth Proportional to 335,895,363.20, 503,843,044.80 and 142,025,686.40

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Solution

The fourth proportional to 335,895,363.20, 503,843,044.80 and 142,025,686.40 is: 213,038,529.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,895,363.20 : 503,843,044.80 = 142,025,686.40 : x
  2. Step 2: Convert to fraction form
    335,895,363.20/503,843,044.80 = 142,025,686.40/x
  3. Step 3: Cross multiply
    335,895,363.20x = 503,843,044.80 × 142,025,686.40
  4. Step 4: Simplify right side
    335,895,363.20x = 71,558,654,275,585,952
  5. Step 5: Solve for x
    x = 71,558,654,275,585,952/335,895,363.20
  6. Step 6: Final answer
    x = 213,038,529.60

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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.