Home / 74,434,780.12-102,720,055.13-41,394,308.26

Finding the Fourth Proportional to 74,434,780.12, 102,720,055.13 and 41,394,308.26

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Solution

The fourth proportional to 74,434,780.12, 102,720,055.13 and 41,394,308.26 is: 57,124,177.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,434,780.12 : 102,720,055.13 = 41,394,308.26 : x
  2. Step 2: Convert to fraction form
    74,434,780.12/102,720,055.13 = 41,394,308.26/x
  3. Step 3: Cross multiply
    74,434,780.12x = 102,720,055.13 × 41,394,308.26
  4. Step 4: Simplify right side
    74,434,780.12x = 4,252,025,626,535,414
  5. Step 5: Solve for x
    x = 4,252,025,626,535,414/74,434,780.12
  6. Step 6: Final answer
    x = 57,124,177.97

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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.