Home / 756,310,084.21-1,134,974,965.16-265,027,767.76

Finding the Fourth Proportional to 756,310,084.21, 1,134,974,965.16 and 265,027,767.76

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Solution

The fourth proportional to 756,310,084.21, 1,134,974,965.16 and 265,027,767.76 is: 397,720,310.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,310,084.21 : 1,134,974,965.16 = 265,027,767.76 : x
  2. Step 2: Convert to fraction form
    756,310,084.21/1,134,974,965.16 = 265,027,767.76/x
  3. Step 3: Cross multiply
    756,310,084.21x = 1,134,974,965.16 × 265,027,767.76
  4. Step 4: Simplify right side
    756,310,084.21x = 300,799,881,478,513,408
  5. Step 5: Solve for x
    x = 300,799,881,478,513,408/756,310,084.21
  6. Step 6: Final answer
    x = 397,720,310.44

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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.