Home / 279,070,216.26-418,668,388.80-92,323,721.07

Finding the Fourth Proportional to 279,070,216.26, 418,668,388.80 and 92,323,721.07

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Solution

The fourth proportional to 279,070,216.26, 418,668,388.80 and 92,323,721.07 is: 138,506,444.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,070,216.26 : 418,668,388.80 = 92,323,721.07 : x
  2. Step 2: Convert to fraction form
    279,070,216.26/418,668,388.80 = 92,323,721.07/x
  3. Step 3: Cross multiply
    279,070,216.26x = 418,668,388.80 × 92,323,721.07
  4. Step 4: Simplify right side
    279,070,216.26x = 38,653,023,548,397,512
  5. Step 5: Solve for x
    x = 38,653,023,548,397,512/279,070,216.26
  6. Step 6: Final answer
    x = 138,506,444.96

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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.