Home / 243,577,416.60-365,366,124.90-197,660,914.20

Finding the Fourth Proportional to 243,577,416.60, 365,366,124.90 and 197,660,914.20

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Solution

The fourth proportional to 243,577,416.60, 365,366,124.90 and 197,660,914.20 is: 296,491,371.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,577,416.60 : 365,366,124.90 = 197,660,914.20 : x
  2. Step 2: Convert to fraction form
    243,577,416.60/365,366,124.90 = 197,660,914.20/x
  3. Step 3: Cross multiply
    243,577,416.60x = 365,366,124.90 × 197,660,914.20
  4. Step 4: Simplify right side
    243,577,416.60x = 72,218,602,265,445,376
  5. Step 5: Solve for x
    x = 72,218,602,265,445,376/243,577,416.60
  6. Step 6: Final answer
    x = 296,491,371.30

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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.