Home / 99,491,181.29-137,295,990.65-54,228,317.16

Finding the Fourth Proportional to 99,491,181.29, 137,295,990.65 and 54,228,317.16

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Solution

The fourth proportional to 99,491,181.29, 137,295,990.65 and 54,228,317.16 is: 74,834,075.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,491,181.29 : 137,295,990.65 = 54,228,317.16 : x
  2. Step 2: Convert to fraction form
    99,491,181.29/137,295,990.65 = 54,228,317.16/x
  3. Step 3: Cross multiply
    99,491,181.29x = 137,295,990.65 × 54,228,317.16
  4. Step 4: Simplify right side
    99,491,181.29x = 7,445,330,526,110,262
  5. Step 5: Solve for x
    x = 7,445,330,526,110,262/99,491,181.29
  6. Step 6: Final answer
    x = 74,834,075.04

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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.