Home / 130,825,555.44-180,543,117.56-72,092,003.96

Finding the Fourth Proportional to 130,825,555.44, 180,543,117.56 and 72,092,003.96

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Solution

The fourth proportional to 130,825,555.44, 180,543,117.56 and 72,092,003.96 is: 99,489,087.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,825,555.44 : 180,543,117.56 = 72,092,003.96 : x
  2. Step 2: Convert to fraction form
    130,825,555.44/180,543,117.56 = 72,092,003.96/x
  3. Step 3: Cross multiply
    130,825,555.44x = 180,543,117.56 × 72,092,003.96
  4. Step 4: Simplify right side
    130,825,555.44x = 13,015,715,146,086,264
  5. Step 5: Solve for x
    x = 13,015,715,146,086,264/130,825,555.44
  6. Step 6: Final answer
    x = 99,489,087.60

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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.