Home / 98,144,949.43-135,445,356.49-56,328,680.42

Finding the Fourth Proportional to 98,144,949.43, 135,445,356.49 and 56,328,680.42

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Solution

The fourth proportional to 98,144,949.43, 135,445,356.49 and 56,328,680.42 is: 77,736,635.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,144,949.43 : 135,445,356.49 = 56,328,680.42 : x
  2. Step 2: Convert to fraction form
    98,144,949.43/135,445,356.49 = 56,328,680.42/x
  3. Step 3: Cross multiply
    98,144,949.43x = 135,445,356.49 × 56,328,680.42
  4. Step 4: Simplify right side
    98,144,949.43x = 7,629,458,200,098,184
  5. Step 5: Solve for x
    x = 7,629,458,200,098,184/98,144,949.43
  6. Step 6: Final answer
    x = 77,736,635.91

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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.