Home / 107,832,382.40-161,748,573.60-67,017,713.60

Finding the Fourth Proportional to 107,832,382.40, 161,748,573.60 and 67,017,713.60

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Solution

The fourth proportional to 107,832,382.40, 161,748,573.60 and 67,017,713.60 is: 100,526,570.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,832,382.40 : 161,748,573.60 = 67,017,713.60 : x
  2. Step 2: Convert to fraction form
    107,832,382.40/161,748,573.60 = 67,017,713.60/x
  3. Step 3: Cross multiply
    107,832,382.40x = 161,748,573.60 × 67,017,713.60
  4. Step 4: Simplify right side
    107,832,382.40x = 10,840,019,580,733,320
  5. Step 5: Solve for x
    x = 10,840,019,580,733,320/107,832,382.40
  6. Step 6: Final answer
    x = 100,526,570.40

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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.