Home / 2,825,585,900.78-4,239,017,380.78-934,777,638.48

Finding the Fourth Proportional to 2,825,585,900.78, 4,239,017,380.78 and 934,777,638.48

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Solution

The fourth proportional to 2,825,585,900.78, 4,239,017,380.78 and 934,777,638.48 is: 1,402,377,700.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,825,585,900.78 : 4,239,017,380.78 = 934,777,638.48 : x
  2. Step 2: Convert to fraction form
    2,825,585,900.78/4,239,017,380.78 = 934,777,638.48/x
  3. Step 3: Cross multiply
    2,825,585,900.78x = 4,239,017,380.78 × 934,777,638.48
  4. Step 4: Simplify right side
    2,825,585,900.78x = 3,962,538,656,681,203,712
  5. Step 5: Solve for x
    x = 3,962,538,656,681,203,712/2,825,585,900.78
  6. Step 6: Final answer
    x = 1,402,377,700.00

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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.