Home / 662,012,440.20-913,543,401.96-364,648,280.88

Finding the Fourth Proportional to 662,012,440.20, 913,543,401.96 and 364,648,280.88

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Solution

The fourth proportional to 662,012,440.20, 913,543,401.96 and 364,648,280.88 is: 503,196,028.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,012,440.20 : 913,543,401.96 = 364,648,280.88 : x
  2. Step 2: Convert to fraction form
    662,012,440.20/913,543,401.96 = 364,648,280.88/x
  3. Step 3: Cross multiply
    662,012,440.20x = 913,543,401.96 × 364,648,280.88
  4. Step 4: Simplify right side
    662,012,440.20x = 333,122,031,033,980,864
  5. Step 5: Solve for x
    x = 333,122,031,033,980,864/662,012,440.20
  6. Step 6: Final answer
    x = 503,196,028.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.