Home / 712,119,107.59-1,068,081,691.52-187,444,274.00

Finding the Fourth Proportional to 712,119,107.59, 1,068,081,691.52 and 187,444,274.00

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Solution

The fourth proportional to 712,119,107.59, 1,068,081,691.52 and 187,444,274.00 is: 281,140,886.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,119,107.59 : 1,068,081,691.52 = 187,444,274.00 : x
  2. Step 2: Convert to fraction form
    712,119,107.59/1,068,081,691.52 = 187,444,274.00/x
  3. Step 3: Cross multiply
    712,119,107.59x = 1,068,081,691.52 × 187,444,274.00
  4. Step 4: Simplify right side
    712,119,107.59x = 200,205,797,234,786,560
  5. Step 5: Solve for x
    x = 200,205,797,234,786,560/712,119,107.59
  6. Step 6: Final answer
    x = 281,140,886.55

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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.