Home / 245,573,488.44-338,890,620.15-134,065,707.57

Finding the Fourth Proportional to 245,573,488.44, 338,890,620.15 and 134,065,707.57

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Solution

The fourth proportional to 245,573,488.44, 338,890,620.15 and 134,065,707.57 is: 185,010,243.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,573,488.44 : 338,890,620.15 = 134,065,707.57 : x
  2. Step 2: Convert to fraction form
    245,573,488.44/338,890,620.15 = 134,065,707.57/x
  3. Step 3: Cross multiply
    245,573,488.44x = 338,890,620.15 × 134,065,707.57
  4. Step 4: Simplify right side
    245,573,488.44x = 45,433,610,779,245,840
  5. Step 5: Solve for x
    x = 45,433,610,779,245,840/245,573,488.44
  6. Step 6: Final answer
    x = 185,010,243.04

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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.