Home / 488,451,054.30-732,676,581.45-485,049,831.90

Finding the Fourth Proportional to 488,451,054.30, 732,676,581.45 and 485,049,831.90

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Solution

The fourth proportional to 488,451,054.30, 732,676,581.45 and 485,049,831.90 is: 727,574,747.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,451,054.30 : 732,676,581.45 = 485,049,831.90 : x
  2. Step 2: Convert to fraction form
    488,451,054.30/732,676,581.45 = 485,049,831.90/x
  3. Step 3: Cross multiply
    488,451,054.30x = 732,676,581.45 × 485,049,831.90
  4. Step 4: Simplify right side
    488,451,054.30x = 355,384,652,669,389,184
  5. Step 5: Solve for x
    x = 355,384,652,669,389,184/488,451,054.30
  6. Step 6: Final answer
    x = 727,574,747.85

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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.