Home / 85,310,159.66-117,731,358.20-50,023,060.46

Finding the Fourth Proportional to 85,310,159.66, 117,731,358.20 and 50,023,060.46

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Solution

The fourth proportional to 85,310,159.66, 117,731,358.20 and 50,023,060.46 is: 69,033,780.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,310,159.66 : 117,731,358.20 = 50,023,060.46 : x
  2. Step 2: Convert to fraction form
    85,310,159.66/117,731,358.20 = 50,023,060.46/x
  3. Step 3: Cross multiply
    85,310,159.66x = 117,731,358.20 × 50,023,060.46
  4. Step 4: Simplify right side
    85,310,159.66x = 5,889,282,849,276,517
  5. Step 5: Solve for x
    x = 5,889,282,849,276,517/85,310,159.66
  6. Step 6: Final answer
    x = 69,033,780.65

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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.