Home / 98,414,711.70-147,622,067.55-47,284,401.30

Finding the Fourth Proportional to 98,414,711.70, 147,622,067.55 and 47,284,401.30

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Solution

The fourth proportional to 98,414,711.70, 147,622,067.55 and 47,284,401.30 is: 70,926,601.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,414,711.70 : 147,622,067.55 = 47,284,401.30 : x
  2. Step 2: Convert to fraction form
    98,414,711.70/147,622,067.55 = 47,284,401.30/x
  3. Step 3: Cross multiply
    98,414,711.70x = 147,622,067.55 × 47,284,401.30
  4. Step 4: Simplify right side
    98,414,711.70x = 6,980,221,082,769,908
  5. Step 5: Solve for x
    x = 6,980,221,082,769,908/98,414,711.70
  6. Step 6: Final answer
    x = 70,926,601.95

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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.