Home / 90,222,166.69-124,506,682.13-48,969,067.57

Finding the Fourth Proportional to 90,222,166.69, 124,506,682.13 and 48,969,067.57

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Solution

The fourth proportional to 90,222,166.69, 124,506,682.13 and 48,969,067.57 is: 67,577,363.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,222,166.69 : 124,506,682.13 = 48,969,067.57 : x
  2. Step 2: Convert to fraction form
    90,222,166.69/124,506,682.13 = 48,969,067.57/x
  3. Step 3: Cross multiply
    90,222,166.69x = 124,506,682.13 × 48,969,067.57
  4. Step 4: Simplify right side
    90,222,166.69x = 6,096,976,129,895,636
  5. Step 5: Solve for x
    x = 6,096,976,129,895,636/90,222,166.69
  6. Step 6: Final answer
    x = 67,577,363.23

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Double scale
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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.