Home / 2,018,478,343.70-3,027,717,515.55-1,329,163,937.30

Finding the Fourth Proportional to 2,018,478,343.70, 3,027,717,515.55 and 1,329,163,937.30

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Solution

The fourth proportional to 2,018,478,343.70, 3,027,717,515.55 and 1,329,163,937.30 is: 1,993,745,905.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,018,478,343.70 : 3,027,717,515.55 = 1,329,163,937.30 : x
  2. Step 2: Convert to fraction form
    2,018,478,343.70/3,027,717,515.55 = 1,329,163,937.30/x
  3. Step 3: Cross multiply
    2,018,478,343.70x = 3,027,717,515.55 × 1,329,163,937.30
  4. Step 4: Simplify right side
    2,018,478,343.70x = 4,024,332,934,000,611,840
  5. Step 5: Solve for x
    x = 4,024,332,934,000,611,840/2,018,478,343.70
  6. Step 6: Final answer
    x = 1,993,745,905.95

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Double scale
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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.