Home / 12,397,270,707.28-17,108,070,194.88-6,971,804,706.52

Finding the Fourth Proportional to 12,397,270,707.28, 17,108,070,194.88 and 6,971,804,706.52

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Solution

The fourth proportional to 12,397,270,707.28, 17,108,070,194.88 and 6,971,804,706.52 is: 9,620,998,614.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,397,270,707.28 : 17,108,070,194.88 = 6,971,804,706.52 : x
  2. Step 2: Convert to fraction form
    12,397,270,707.28/17,108,070,194.88 = 6,971,804,706.52/x
  3. Step 3: Cross multiply
    12,397,270,707.28x = 17,108,070,194.88 × 6,971,804,706.52
  4. Step 4: Simplify right side
    12,397,270,707.28x = 119,274,124,304,138,911,744
  5. Step 5: Solve for x
    x = 119,274,124,304,138,911,744/12,397,270,707.28
  6. Step 6: Final answer
    x = 9,620,998,614.97

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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.