Home / 106,887,938.40-147,507,069.60-57,995,366.40

Finding the Fourth Proportional to 106,887,938.40, 147,507,069.60 and 57,995,366.40

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Solution

The fourth proportional to 106,887,938.40, 147,507,069.60 and 57,995,366.40 is: 80,034,535.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,887,938.40 : 147,507,069.60 = 57,995,366.40 : x
  2. Step 2: Convert to fraction form
    106,887,938.40/147,507,069.60 = 57,995,366.40/x
  3. Step 3: Cross multiply
    106,887,938.40x = 147,507,069.60 × 57,995,366.40
  4. Step 4: Simplify right side
    106,887,938.40x = 8,554,726,548,042,301
  5. Step 5: Solve for x
    x = 8,554,726,548,042,301/106,887,938.40
  6. Step 6: Final answer
    x = 80,034,535.95

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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.