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Finding the Fourth Proportional to 1,332,503,280,223, 1,838,854,526,708 and 762,220,320,415.02

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Solution

The fourth proportional to 1,332,503,280,223, 1,838,854,526,708 and 762,220,320,415.02 is: 1,051,864,042,172.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332,503,280,223 : 1,838,854,526,708 = 762,220,320,415.02 : x
  2. Step 2: Convert to fraction form
    1,332,503,280,223/1,838,854,526,708 = 762,220,320,415.02/x
  3. Step 3: Cross multiply
    1,332,503,280,223x = 1,838,854,526,708 × 762,220,320,415.02
  4. Step 4: Simplify right side
    1,332,503,280,223x = 1,401,612,286,543,981,860,356,096
  5. Step 5: Solve for x
    x = 1,401,612,286,543,981,860,356,096/1,332,503,280,223
  6. Step 6: Final answer
    x = 1,051,864,042,172.88

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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.