Home / 61,158,205.20-84,398,335.20-33,656,133.60

Finding the Fourth Proportional to 61,158,205.20, 84,398,335.20 and 33,656,133.60

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Solution

The fourth proportional to 61,158,205.20, 84,398,335.20 and 33,656,133.60 is: 46,445,470.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,158,205.20 : 84,398,335.20 = 33,656,133.60 : x
  2. Step 2: Convert to fraction form
    61,158,205.20/84,398,335.20 = 33,656,133.60/x
  3. Step 3: Cross multiply
    61,158,205.20x = 84,398,335.20 × 33,656,133.60
  4. Step 4: Simplify right side
    61,158,205.20x = 2,840,521,645,108,783
  5. Step 5: Solve for x
    x = 2,840,521,645,108,783/61,158,205.20
  6. Step 6: Final answer
    x = 46,445,470.98

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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.