Home / 98,668,744.38-147,943,184.07-49,427,331.18

Finding the Fourth Proportional to 98,668,744.38, 147,943,184.07 and 49,427,331.18

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Solution

The fourth proportional to 98,668,744.38, 147,943,184.07 and 49,427,331.18 is: 74,110,974.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,668,744.38 : 147,943,184.07 = 49,427,331.18 : x
  2. Step 2: Convert to fraction form
    98,668,744.38/147,943,184.07 = 49,427,331.18/x
  3. Step 3: Cross multiply
    98,668,744.38x = 147,943,184.07 × 49,427,331.18
  4. Step 4: Simplify right side
    98,668,744.38x = 7,312,436,754,851,590
  5. Step 5: Solve for x
    x = 7,312,436,754,851,590/98,668,744.38
  6. Step 6: Final answer
    x = 74,110,974.06

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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.