Home / 87,265,159.26-120,426,284.79-48,106,076.46

Finding the Fourth Proportional to 87,265,159.26, 120,426,284.79 and 48,106,076.46

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Solution

The fourth proportional to 87,265,159.26, 120,426,284.79 and 48,106,076.46 is: 66,386,586.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,265,159.26 : 120,426,284.79 = 48,106,076.46 : x
  2. Step 2: Convert to fraction form
    87,265,159.26/120,426,284.79 = 48,106,076.46/x
  3. Step 3: Cross multiply
    87,265,159.26x = 120,426,284.79 × 48,106,076.46
  4. Step 4: Simplify right side
    87,265,159.26x = 5,793,236,063,901,475
  5. Step 5: Solve for x
    x = 5,793,236,063,901,475/87,265,159.26
  6. Step 6: Final answer
    x = 66,386,586.73

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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.