Home / 160,761,659.44-240,919,087.12-83,931,430.92

Finding the Fourth Proportional to 160,761,659.44, 240,919,087.12 and 83,931,430.92

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Solution

The fourth proportional to 160,761,659.44, 240,919,087.12 and 83,931,430.92 is: 125,780,511.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,761,659.44 : 240,919,087.12 = 83,931,430.92 : x
  2. Step 2: Convert to fraction form
    160,761,659.44/240,919,087.12 = 83,931,430.92/x
  3. Step 3: Cross multiply
    160,761,659.44x = 240,919,087.12 × 83,931,430.92
  4. Step 4: Simplify right side
    160,761,659.44x = 20,220,683,717,921,744
  5. Step 5: Solve for x
    x = 20,220,683,717,921,744/160,761,659.44
  6. Step 6: Final answer
    x = 125,780,511.28

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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.