Home / 65,159,181.44-89,917,206.80-36,187,671.68

Finding the Fourth Proportional to 65,159,181.44, 89,917,206.80 and 36,187,671.68

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Solution

The fourth proportional to 65,159,181.44, 89,917,206.80 and 36,187,671.68 is: 49,937,618.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,159,181.44 : 89,917,206.80 = 36,187,671.68 : x
  2. Step 2: Convert to fraction form
    65,159,181.44/89,917,206.80 = 36,187,671.68/x
  3. Step 3: Cross multiply
    65,159,181.44x = 89,917,206.80 × 36,187,671.68
  4. Step 4: Simplify right side
    65,159,181.44x = 3,253,894,358,061,063.50
  5. Step 5: Solve for x
    x = 3,253,894,358,061,063.50/65,159,181.44
  6. Step 6: Final answer
    x = 49,937,618.71

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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.