Home / 3,097,345,886.40-4,274,337,938.31-1,687,649,849.22

Finding the Fourth Proportional to 3,097,345,886.40, 4,274,337,938.31 and 1,687,649,849.22

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Solution

The fourth proportional to 3,097,345,886.40, 4,274,337,938.31 and 1,687,649,849.22 is: 2,328,957,127.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,097,345,886.40 : 4,274,337,938.31 = 1,687,649,849.22 : x
  2. Step 2: Convert to fraction form
    3,097,345,886.40/4,274,337,938.31 = 1,687,649,849.22/x
  3. Step 3: Cross multiply
    3,097,345,886.40x = 4,274,337,938.31 × 1,687,649,849.22
  4. Step 4: Simplify right side
    3,097,345,886.40x = 7,213,585,777,120,439,296
  5. Step 5: Solve for x
    x = 7,213,585,777,120,439,296/3,097,345,886.40
  6. Step 6: Final answer
    x = 2,328,957,127.06

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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.