Home / 311,053,919.40-466,580,879.10-242,525,586.60

Finding the Fourth Proportional to 311,053,919.40, 466,580,879.10 and 242,525,586.60

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Solution

The fourth proportional to 311,053,919.40, 466,580,879.10 and 242,525,586.60 is: 363,788,379.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,053,919.40 : 466,580,879.10 = 242,525,586.60 : x
  2. Step 2: Convert to fraction form
    311,053,919.40/466,580,879.10 = 242,525,586.60/x
  3. Step 3: Cross multiply
    311,053,919.40x = 466,580,879.10 × 242,525,586.60
  4. Step 4: Simplify right side
    311,053,919.40x = 113,157,801,400,071,184
  5. Step 5: Solve for x
    x = 113,157,801,400,071,184/311,053,919.40
  6. Step 6: Final answer
    x = 363,788,379.90

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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.