Home / 708,951,549.03-1,063,801,991.48-503,020,818.87

Finding the Fourth Proportional to 708,951,549.03, 1,063,801,991.48 and 503,020,818.87

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Solution

The fourth proportional to 708,951,549.03, 1,063,801,991.48 and 503,020,818.87 is: 754,797,065.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,951,549.03 : 1,063,801,991.48 = 503,020,818.87 : x
  2. Step 2: Convert to fraction form
    708,951,549.03/1,063,801,991.48 = 503,020,818.87/x
  3. Step 3: Cross multiply
    708,951,549.03x = 1,063,801,991.48 × 503,020,818.87
  4. Step 4: Simplify right side
    708,951,549.03x = 535,114,548,867,291,264
  5. Step 5: Solve for x
    x = 535,114,548,867,291,264/708,951,549.03
  6. Step 6: Final answer
    x = 754,797,065.61

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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.