Home / 539,877,739.77-745,031,999.39-292,359,520.89

Finding the Fourth Proportional to 539,877,739.77, 745,031,999.39 and 292,359,520.89

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Solution

The fourth proportional to 539,877,739.77, 745,031,999.39 and 292,359,520.89 is: 403,456,527.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,877,739.77 : 745,031,999.39 = 292,359,520.89 : x
  2. Step 2: Convert to fraction form
    539,877,739.77/745,031,999.39 = 292,359,520.89/x
  3. Step 3: Cross multiply
    539,877,739.77x = 745,031,999.39 × 292,359,520.89
  4. Step 4: Simplify right side
    539,877,739.77x = 217,817,198,387,917,376
  5. Step 5: Solve for x
    x = 217,817,198,387,917,376/539,877,739.77
  6. Step 6: Final answer
    x = 403,456,527.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.