Home / 51,031,736.20-76,547,604.30-45,770,470.30

Finding the Fourth Proportional to 51,031,736.20, 76,547,604.30 and 45,770,470.30

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Solution

The fourth proportional to 51,031,736.20, 76,547,604.30 and 45,770,470.30 is: 68,655,705.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,031,736.20 : 76,547,604.30 = 45,770,470.30 : x
  2. Step 2: Convert to fraction form
    51,031,736.20/76,547,604.30 = 45,770,470.30/x
  3. Step 3: Cross multiply
    51,031,736.20x = 76,547,604.30 × 45,770,470.30
  4. Step 4: Simplify right side
    51,031,736.20x = 3,503,619,849,149,302
  5. Step 5: Solve for x
    x = 3,503,619,849,149,302/51,031,736.20
  6. Step 6: Final answer
    x = 68,655,705.45

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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.