Home / 81,618,883.20-112,633,312.32-44,948,666.88

Finding the Fourth Proportional to 81,618,883.20, 112,633,312.32 and 44,948,666.88

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Solution

The fourth proportional to 81,618,883.20, 112,633,312.32 and 44,948,666.88 is: 62,028,749.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,618,883.20 : 112,633,312.32 = 44,948,666.88 : x
  2. Step 2: Convert to fraction form
    81,618,883.20/112,633,312.32 = 44,948,666.88/x
  3. Step 3: Cross multiply
    81,618,883.20x = 112,633,312.32 × 44,948,666.88
  4. Step 4: Simplify right side
    81,618,883.20x = 5,062,717,235,062,680
  5. Step 5: Solve for x
    x = 5,062,717,235,062,680/81,618,883.20
  6. Step 6: Final answer
    x = 62,028,749.19

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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.