Home / 514,512,348.70-771,768,523.05-296,834,115.10

Finding the Fourth Proportional to 514,512,348.70, 771,768,523.05 and 296,834,115.10

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Solution

The fourth proportional to 514,512,348.70, 771,768,523.05 and 296,834,115.10 is: 445,251,172.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,512,348.70 : 771,768,523.05 = 296,834,115.10 : x
  2. Step 2: Convert to fraction form
    514,512,348.70/771,768,523.05 = 296,834,115.10/x
  3. Step 3: Cross multiply
    514,512,348.70x = 771,768,523.05 × 296,834,115.10
  4. Step 4: Simplify right side
    514,512,348.70x = 229,087,226,601,580,704
  5. Step 5: Solve for x
    x = 229,087,226,601,580,704/514,512,348.70
  6. Step 6: Final answer
    x = 445,251,172.65

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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.