Home / 108,734,640.60-163,101,960.90-60,361,699.80

Finding the Fourth Proportional to 108,734,640.60, 163,101,960.90 and 60,361,699.80

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Solution

The fourth proportional to 108,734,640.60, 163,101,960.90 and 60,361,699.80 is: 90,542,549.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,734,640.60 : 163,101,960.90 = 60,361,699.80 : x
  2. Step 2: Convert to fraction form
    108,734,640.60/163,101,960.90 = 60,361,699.80/x
  3. Step 3: Cross multiply
    108,734,640.60x = 163,101,960.90 × 60,361,699.80
  4. Step 4: Simplify right side
    108,734,640.60x = 9,845,111,600,637,138
  5. Step 5: Solve for x
    x = 9,845,111,600,637,138/108,734,640.60
  6. Step 6: Final answer
    x = 90,542,549.70

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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.