Home / 5,274,144,213.93-7,278,051,729.92-3,130,842,488.71

Finding the Fourth Proportional to 5,274,144,213.93, 7,278,051,729.92 and 3,130,842,488.71

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Solution

The fourth proportional to 5,274,144,213.93, 7,278,051,729.92 and 3,130,842,488.71 is: 4,320,403,968.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,274,144,213.93 : 7,278,051,729.92 = 3,130,842,488.71 : x
  2. Step 2: Convert to fraction form
    5,274,144,213.93/7,278,051,729.92 = 3,130,842,488.71/x
  3. Step 3: Cross multiply
    5,274,144,213.93x = 7,278,051,729.92 × 3,130,842,488.71
  4. Step 4: Simplify right side
    5,274,144,213.93x = 22,786,433,591,062,855,680
  5. Step 5: Solve for x
    x = 22,786,433,591,062,855,680/5,274,144,213.93
  6. Step 6: Final answer
    x = 4,320,403,968.26

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1.5x scale

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.