Home / 111,016,211.87-153,204,186.15-60,779,592.36

Finding the Fourth Proportional to 111,016,211.87, 153,204,186.15 and 60,779,592.36

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Solution

The fourth proportional to 111,016,211.87, 153,204,186.15 and 60,779,592.36 is: 83,876,830.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,016,211.87 : 153,204,186.15 = 60,779,592.36 : x
  2. Step 2: Convert to fraction form
    111,016,211.87/153,204,186.15 = 60,779,592.36/x
  3. Step 3: Cross multiply
    111,016,211.87x = 153,204,186.15 × 60,779,592.36
  4. Step 4: Simplify right side
    111,016,211.87x = 9,311,687,982,042,558
  5. Step 5: Solve for x
    x = 9,311,687,982,042,558/111,016,211.87
  6. Step 6: Final answer
    x = 83,876,830.46

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1.5x scale

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.