Home / 107,766,741.40-161,650,112.10-73,754,517.40

Finding the Fourth Proportional to 107,766,741.40, 161,650,112.10 and 73,754,517.40

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Solution

The fourth proportional to 107,766,741.40, 161,650,112.10 and 73,754,517.40 is: 110,631,776.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,766,741.40 : 161,650,112.10 = 73,754,517.40 : x
  2. Step 2: Convert to fraction form
    107,766,741.40/161,650,112.10 = 73,754,517.40/x
  3. Step 3: Cross multiply
    107,766,741.40x = 161,650,112.10 × 73,754,517.40
  4. Step 4: Simplify right side
    107,766,741.40x = 11,922,426,005,591,402
  5. Step 5: Solve for x
    x = 11,922,426,005,591,402/107,766,741.40
  6. Step 6: Final answer
    x = 110,631,776.10

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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.