Home / 81,651,614.48-112,679,030.70-44,482,200.19

Finding the Fourth Proportional to 81,651,614.48, 112,679,030.70 and 44,482,200.19

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Solution

The fourth proportional to 81,651,614.48, 112,679,030.70 and 44,482,200.19 is: 61,385,328.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,651,614.48 : 112,679,030.70 = 44,482,200.19 : x
  2. Step 2: Convert to fraction form
    81,651,614.48/112,679,030.70 = 44,482,200.19/x
  3. Step 3: Cross multiply
    81,651,614.48x = 112,679,030.70 × 44,482,200.19
  4. Step 4: Simplify right side
    81,651,614.48x = 5,012,211,200,026,750
  5. Step 5: Solve for x
    x = 5,012,211,200,026,750/81,651,614.48
  6. Step 6: Final answer
    x = 61,385,328.78

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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.