Home / 168,293,005.60-252,439,508.40-161,490,560.80

Finding the Fourth Proportional to 168,293,005.60, 252,439,508.40 and 161,490,560.80

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Solution

The fourth proportional to 168,293,005.60, 252,439,508.40 and 161,490,560.80 is: 242,235,841.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,293,005.60 : 252,439,508.40 = 161,490,560.80 : x
  2. Step 2: Convert to fraction form
    168,293,005.60/252,439,508.40 = 161,490,560.80/x
  3. Step 3: Cross multiply
    168,293,005.60x = 252,439,508.40 × 161,490,560.80
  4. Step 4: Simplify right side
    168,293,005.60x = 40,766,597,779,592,312
  5. Step 5: Solve for x
    x = 40,766,597,779,592,312/168,293,005.60
  6. Step 6: Final answer
    x = 242,235,841.20

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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.