Home / 510,872,821.20-766,309,231.80-224,218,357.20

Finding the Fourth Proportional to 510,872,821.20, 766,309,231.80 and 224,218,357.20

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Solution

The fourth proportional to 510,872,821.20, 766,309,231.80 and 224,218,357.20 is: 336,327,535.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,872,821.20 : 766,309,231.80 = 224,218,357.20 : x
  2. Step 2: Convert to fraction form
    510,872,821.20/766,309,231.80 = 224,218,357.20/x
  3. Step 3: Cross multiply
    510,872,821.20x = 766,309,231.80 × 224,218,357.20
  4. Step 4: Simplify right side
    510,872,821.20x = 171,820,597,061,389,984
  5. Step 5: Solve for x
    x = 171,820,597,061,389,984/510,872,821.20
  6. Step 6: Final answer
    x = 336,327,535.80

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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.