Home / 14,976,888,298.65-20,668,755,538.75-8,293,884,863.39

Finding the Fourth Proportional to 14,976,888,298.65, 20,668,755,538.75 and 8,293,884,863.39

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Solution

The fourth proportional to 14,976,888,298.65, 20,668,755,538.75 and 8,293,884,863.39 is: 11,445,920,894.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,976,888,298.65 : 20,668,755,538.75 = 8,293,884,863.39 : x
  2. Step 2: Convert to fraction form
    14,976,888,298.65/20,668,755,538.75 = 8,293,884,863.39/x
  3. Step 3: Cross multiply
    14,976,888,298.65x = 20,668,755,538.75 × 8,293,884,863.39
  4. Step 4: Simplify right side
    14,976,888,298.65x = 171,424,278,707,946,848,256
  5. Step 5: Solve for x
    x = 171,424,278,707,946,848,256/14,976,888,298.65
  6. Step 6: Final answer
    x = 11,445,920,894.22

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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.