Home / 108,734,919.60-163,102,379.40-60,361,978.80

Finding the Fourth Proportional to 108,734,919.60, 163,102,379.40 and 60,361,978.80

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Solution

The fourth proportional to 108,734,919.60, 163,102,379.40 and 60,361,978.80 is: 90,542,968.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,734,919.60 : 163,102,379.40 = 60,361,978.80 : x
  2. Step 2: Convert to fraction form
    108,734,919.60/163,102,379.40 = 60,361,978.80/x
  3. Step 3: Cross multiply
    108,734,919.60x = 163,102,379.40 × 60,361,978.80
  4. Step 4: Simplify right side
    108,734,919.60x = 9,845,182,367,572,356
  5. Step 5: Solve for x
    x = 9,845,182,367,572,356/108,734,919.60
  6. Step 6: Final answer
    x = 90,542,968.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.