Home / 807,131,900.10-1,210,697,850.15-224,955,999.30

Finding the Fourth Proportional to 807,131,900.10, 1,210,697,850.15 and 224,955,999.30

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Solution

The fourth proportional to 807,131,900.10, 1,210,697,850.15 and 224,955,999.30 is: 337,433,998.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,131,900.10 : 1,210,697,850.15 = 224,955,999.30 : x
  2. Step 2: Convert to fraction form
    807,131,900.10/1,210,697,850.15 = 224,955,999.30/x
  3. Step 3: Cross multiply
    807,131,900.10x = 1,210,697,850.15 × 224,955,999.30
  4. Step 4: Simplify right side
    807,131,900.10x = 272,353,744,730,854,944
  5. Step 5: Solve for x
    x = 272,353,744,730,854,944/807,131,900.10
  6. Step 6: Final answer
    x = 337,433,998.95

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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.