Home / 168,340,459.20-252,510,688.80-163,301,611.20

Finding the Fourth Proportional to 168,340,459.20, 252,510,688.80 and 163,301,611.20

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Solution

The fourth proportional to 168,340,459.20, 252,510,688.80 and 163,301,611.20 is: 244,952,416.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,340,459.20 : 252,510,688.80 = 163,301,611.20 : x
  2. Step 2: Convert to fraction form
    168,340,459.20/252,510,688.80 = 163,301,611.20/x
  3. Step 3: Cross multiply
    168,340,459.20x = 252,510,688.80 × 163,301,611.20
  4. Step 4: Simplify right side
    168,340,459.20x = 41,235,402,326,261,792
  5. Step 5: Solve for x
    x = 41,235,402,326,261,792/168,340,459.20
  6. Step 6: Final answer
    x = 244,952,416.80

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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.