Home / 14,976,888,298.11-20,668,755,538.01-8,293,884,862.86

Finding the Fourth Proportional to 14,976,888,298.11, 20,668,755,538.01 and 8,293,884,862.86

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Solution

The fourth proportional to 14,976,888,298.11, 20,668,755,538.01 and 8,293,884,862.86 is: 11,445,920,893.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,976,888,298.11 : 20,668,755,538.01 = 8,293,884,862.86 : x
  2. Step 2: Convert to fraction form
    14,976,888,298.11/20,668,755,538.01 = 8,293,884,862.86/x
  3. Step 3: Cross multiply
    14,976,888,298.11x = 20,668,755,538.01 × 8,293,884,862.86
  4. Step 4: Simplify right side
    14,976,888,298.11x = 171,424,278,690,710,126,592
  5. Step 5: Solve for x
    x = 171,424,278,690,710,126,592/14,976,888,298.11
  6. Step 6: Final answer
    x = 11,445,920,893.49

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1.5x scale

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.