Home / 168,151,801.40-252,227,702.10-98,993,612.60

Finding the Fourth Proportional to 168,151,801.40, 252,227,702.10 and 98,993,612.60

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Solution

The fourth proportional to 168,151,801.40, 252,227,702.10 and 98,993,612.60 is: 148,490,418.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,151,801.40 : 252,227,702.10 = 98,993,612.60 : x
  2. Step 2: Convert to fraction form
    168,151,801.40/252,227,702.10 = 98,993,612.60/x
  3. Step 3: Cross multiply
    168,151,801.40x = 252,227,702.10 × 98,993,612.60
  4. Step 4: Simplify right side
    168,151,801.40x = 24,968,931,428,675,604
  5. Step 5: Solve for x
    x = 24,968,931,428,675,604/168,151,801.40
  6. Step 6: Final answer
    x = 148,490,418.90

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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.