Home / 68,819,605.93-94,979,143.20-38,649,061.17

Finding the Fourth Proportional to 68,819,605.93, 94,979,143.20 and 38,649,061.17

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Solution

The fourth proportional to 68,819,605.93, 94,979,143.20 and 38,649,061.17 is: 53,340,246.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,819,605.93 : 94,979,143.20 = 38,649,061.17 : x
  2. Step 2: Convert to fraction form
    68,819,605.93/94,979,143.20 = 38,649,061.17/x
  3. Step 3: Cross multiply
    68,819,605.93x = 94,979,143.20 × 38,649,061.17
  4. Step 4: Simplify right side
    68,819,605.93x = 3,670,854,715,555,923.50
  5. Step 5: Solve for x
    x = 3,670,854,715,555,923.50/68,819,605.93
  6. Step 6: Final answer
    x = 53,340,246.08

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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.