Home / 168,444,046.80-252,666,070.20-102,970,515.60

Finding the Fourth Proportional to 168,444,046.80, 252,666,070.20 and 102,970,515.60

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Solution

The fourth proportional to 168,444,046.80, 252,666,070.20 and 102,970,515.60 is: 154,455,773.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,444,046.80 : 252,666,070.20 = 102,970,515.60 : x
  2. Step 2: Convert to fraction form
    168,444,046.80/252,666,070.20 = 102,970,515.60/x
  3. Step 3: Cross multiply
    168,444,046.80x = 252,666,070.20 × 102,970,515.60
  4. Step 4: Simplify right side
    168,444,046.80x = 26,017,155,523,119,792
  5. Step 5: Solve for x
    x = 26,017,155,523,119,792/168,444,046.80
  6. Step 6: Final answer
    x = 154,455,773.40

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1.5x scale

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.