Home / 709,789,952.79-1,063,733,221.56-552,412,990.43

Finding the Fourth Proportional to 709,789,952.79, 1,063,733,221.56 and 552,412,990.43

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Solution

The fourth proportional to 709,789,952.79, 1,063,733,221.56 and 552,412,990.43 is: 827,878,793.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,789,952.79 : 1,063,733,221.56 = 552,412,990.43 : x
  2. Step 2: Convert to fraction form
    709,789,952.79/1,063,733,221.56 = 552,412,990.43/x
  3. Step 3: Cross multiply
    709,789,952.79x = 1,063,733,221.56 × 552,412,990.43
  4. Step 4: Simplify right side
    709,789,952.79x = 587,620,049,946,455,808
  5. Step 5: Solve for x
    x = 587,620,049,946,455,808/709,789,952.79
  6. Step 6: Final answer
    x = 827,878,793.77

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Double scale
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1.5x scale

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.