Home / 490,147,223.10-735,220,834.65-486,746,000.70

Finding the Fourth Proportional to 490,147,223.10, 735,220,834.65 and 486,746,000.70

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Solution

The fourth proportional to 490,147,223.10, 735,220,834.65 and 486,746,000.70 is: 730,119,001.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,147,223.10 : 735,220,834.65 = 486,746,000.70 : x
  2. Step 2: Convert to fraction form
    490,147,223.10/735,220,834.65 = 486,746,000.70/x
  3. Step 3: Cross multiply
    490,147,223.10x = 735,220,834.65 × 486,746,000.70
  4. Step 4: Simplify right side
    490,147,223.10x = 357,865,800,897,203,456
  5. Step 5: Solve for x
    x = 357,865,800,897,203,456/490,147,223.10
  6. Step 6: Final answer
    x = 730,119,001.05

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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.