Home / 14,976,888,300.15-20,668,755,540.82-8,293,884,864.89

Finding the Fourth Proportional to 14,976,888,300.15, 20,668,755,540.82 and 8,293,884,864.89

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Solution

The fourth proportional to 14,976,888,300.15, 20,668,755,540.82 and 8,293,884,864.89 is: 11,445,920,896.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,976,888,300.15 : 20,668,755,540.82 = 8,293,884,864.89 : x
  2. Step 2: Convert to fraction form
    14,976,888,300.15/20,668,755,540.82 = 8,293,884,864.89/x
  3. Step 3: Cross multiply
    14,976,888,300.15x = 20,668,755,540.82 × 8,293,884,864.89
  4. Step 4: Simplify right side
    14,976,888,300.15x = 171,424,278,756,118,331,392
  5. Step 5: Solve for x
    x = 171,424,278,756,118,331,392/14,976,888,300.15
  6. Step 6: Final answer
    x = 11,445,920,896.29

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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.