Home / 198,742,116.33-297,975,123.07-88,017,449.63

Finding the Fourth Proportional to 198,742,116.33, 297,975,123.07 and 88,017,449.63

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Solution

The fourth proportional to 198,742,116.33, 297,975,123.07 and 88,017,449.63 is: 131,965,035.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,742,116.33 : 297,975,123.07 = 88,017,449.63 : x
  2. Step 2: Convert to fraction form
    198,742,116.33/297,975,123.07 = 88,017,449.63/x
  3. Step 3: Cross multiply
    198,742,116.33x = 297,975,123.07 × 88,017,449.63
  4. Step 4: Simplify right side
    198,742,116.33x = 26,227,010,386,331,668
  5. Step 5: Solve for x
    x = 26,227,010,386,331,668/198,742,116.33
  6. Step 6: Final answer
    x = 131,965,035.25

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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.