Home / 510,872,812.20-766,309,218.30-224,218,348.20

Finding the Fourth Proportional to 510,872,812.20, 766,309,218.30 and 224,218,348.20

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Solution

The fourth proportional to 510,872,812.20, 766,309,218.30 and 224,218,348.20 is: 336,327,522.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,872,812.20 : 766,309,218.30 = 224,218,348.20 : x
  2. Step 2: Convert to fraction form
    510,872,812.20/766,309,218.30 = 224,218,348.20/x
  3. Step 3: Cross multiply
    510,872,812.20x = 766,309,218.30 × 224,218,348.20
  4. Step 4: Simplify right side
    510,872,812.20x = 171,820,587,137,659,200
  5. Step 5: Solve for x
    x = 171,820,587,137,659,200/510,872,812.20
  6. Step 6: Final answer
    x = 336,327,522.30

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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.