Home / 305,865,948.30-458,798,922.45-275,254,946.70

Finding the Fourth Proportional to 305,865,948.30, 458,798,922.45 and 275,254,946.70

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Solution

The fourth proportional to 305,865,948.30, 458,798,922.45 and 275,254,946.70 is: 412,882,420.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,865,948.30 : 458,798,922.45 = 275,254,946.70 : x
  2. Step 2: Convert to fraction form
    305,865,948.30/458,798,922.45 = 275,254,946.70/x
  3. Step 3: Cross multiply
    305,865,948.30x = 458,798,922.45 × 275,254,946.70
  4. Step 4: Simplify right side
    305,865,948.30x = 126,286,672,944,992,176
  5. Step 5: Solve for x
    x = 126,286,672,944,992,176/305,865,948.30
  6. Step 6: Final answer
    x = 412,882,420.05

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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.