Home / 107,934,342.90-148,949,392.65-58,374,715.80

Finding the Fourth Proportional to 107,934,342.90, 148,949,392.65 and 58,374,715.80

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Solution

The fourth proportional to 107,934,342.90, 148,949,392.65 and 58,374,715.80 is: 80,557,107.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,934,342.90 : 148,949,392.65 = 58,374,715.80 : x
  2. Step 2: Convert to fraction form
    107,934,342.90/148,949,392.65 = 58,374,715.80/x
  3. Step 3: Cross multiply
    107,934,342.90x = 148,949,392.65 × 58,374,715.80
  4. Step 4: Simplify right side
    107,934,342.90x = 8,694,878,464,526,359
  5. Step 5: Solve for x
    x = 8,694,878,464,526,359/107,934,342.90
  6. Step 6: Final answer
    x = 80,557,107.51

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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.