Home / 85,157,275.60-117,517,091.82-45,999,069.65

Finding the Fourth Proportional to 85,157,275.60, 117,517,091.82 and 45,999,069.65

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Solution

The fourth proportional to 85,157,275.60, 117,517,091.82 and 45,999,069.65 is: 63,478,743.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,157,275.60 : 117,517,091.82 = 45,999,069.65 : x
  2. Step 2: Convert to fraction form
    85,157,275.60/117,517,091.82 = 45,999,069.65/x
  3. Step 3: Cross multiply
    85,157,275.60x = 117,517,091.82 × 45,999,069.65
  4. Step 4: Simplify right side
    85,157,275.60x = 5,405,676,891,604,437
  5. Step 5: Solve for x
    x = 5,405,676,891,604,437/85,157,275.60
  6. Step 6: Final answer
    x = 63,478,743.93

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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.