Home / 83,992,521.60-125,988,782.40-26,502,415.20

Finding the Fourth Proportional to 83,992,521.60, 125,988,782.40 and 26,502,415.20

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Solution

The fourth proportional to 83,992,521.60, 125,988,782.40 and 26,502,415.20 is: 39,753,622.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,992,521.60 : 125,988,782.40 = 26,502,415.20 : x
  2. Step 2: Convert to fraction form
    83,992,521.60/125,988,782.40 = 26,502,415.20/x
  3. Step 3: Cross multiply
    83,992,521.60x = 125,988,782.40 × 26,502,415.20
  4. Step 4: Simplify right side
    83,992,521.60x = 3,339,007,021,707,252.50
  5. Step 5: Solve for x
    x = 3,339,007,021,707,252.50/83,992,521.60
  6. Step 6: Final answer
    x = 39,753,622.80

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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.