Home / 119,625,019.02-179,469,427.31-42,948,711.54

Finding the Fourth Proportional to 119,625,019.02, 179,469,427.31 and 42,948,711.54

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Solution

The fourth proportional to 119,625,019.02, 179,469,427.31 and 42,948,711.54 is: 64,434,519.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,625,019.02 : 179,469,427.31 = 42,948,711.54 : x
  2. Step 2: Convert to fraction form
    119,625,019.02/179,469,427.31 = 42,948,711.54/x
  3. Step 3: Cross multiply
    119,625,019.02x = 179,469,427.31 × 42,948,711.54
  4. Step 4: Simplify right side
    119,625,019.02x = 7,707,980,663,571,445
  5. Step 5: Solve for x
    x = 7,707,980,663,571,445/119,625,019.02
  6. Step 6: Final answer
    x = 64,434,519.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.