Home / 1,137,681,092.07-1,706,521,642.20-319,793,393.07

Finding the Fourth Proportional to 1,137,681,092.07, 1,706,521,642.20 and 319,793,393.07

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Solution

The fourth proportional to 1,137,681,092.07, 1,706,521,642.20 and 319,793,393.07 is: 479,690,090.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,681,092.07 : 1,706,521,642.20 = 319,793,393.07 : x
  2. Step 2: Convert to fraction form
    1,137,681,092.07/1,706,521,642.20 = 319,793,393.07/x
  3. Step 3: Cross multiply
    1,137,681,092.07x = 1,706,521,642.20 × 319,793,393.07
  4. Step 4: Simplify right side
    1,137,681,092.07x = 545,734,346,306,526,528
  5. Step 5: Solve for x
    x = 545,734,346,306,526,528/1,137,681,092.07
  6. Step 6: Final answer
    x = 479,690,090.76

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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.