Home / 199,974,275.55-299,899,385.15-70,551,620.19

Finding the Fourth Proportional to 199,974,275.55, 299,899,385.15 and 70,551,620.19

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Solution

The fourth proportional to 199,974,275.55, 299,899,385.15 and 70,551,620.19 is: 105,805,546.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,974,275.55 : 299,899,385.15 = 70,551,620.19 : x
  2. Step 2: Convert to fraction form
    199,974,275.55/299,899,385.15 = 70,551,620.19/x
  3. Step 3: Cross multiply
    199,974,275.55x = 299,899,385.15 × 70,551,620.19
  4. Step 4: Simplify right side
    199,974,275.55x = 21,158,387,515,964,568
  5. Step 5: Solve for x
    x = 21,158,387,515,964,568/199,974,275.55
  6. Step 6: Final answer
    x = 105,805,546.53

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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.