Home / 996,172,053.90-1,490,227,002.45-875,239,701.90

Finding the Fourth Proportional to 996,172,053.90, 1,490,227,002.45 and 875,239,701.90

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Solution

The fourth proportional to 996,172,053.90, 1,490,227,002.45 and 875,239,701.90 is: 1,309,317,835.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,172,053.90 : 1,490,227,002.45 = 875,239,701.90 : x
  2. Step 2: Convert to fraction form
    996,172,053.90/1,490,227,002.45 = 875,239,701.90/x
  3. Step 3: Cross multiply
    996,172,053.90x = 1,490,227,002.45 × 875,239,701.90
  4. Step 4: Simplify right side
    996,172,053.90x = 1,304,305,837,387,668,480
  5. Step 5: Solve for x
    x = 1,304,305,837,387,668,480/996,172,053.90
  6. Step 6: Final answer
    x = 1,309,317,835.49

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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.