Home / 2,690,189,300.56-4,035,140,396.16-725,010,849.40

Finding the Fourth Proportional to 2,690,189,300.56, 4,035,140,396.16 and 725,010,849.40

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Solution

The fourth proportional to 2,690,189,300.56, 4,035,140,396.16 and 725,010,849.40 is: 1,087,477,585.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,690,189,300.56 : 4,035,140,396.16 = 725,010,849.40 : x
  2. Step 2: Convert to fraction form
    2,690,189,300.56/4,035,140,396.16 = 725,010,849.40/x
  3. Step 3: Cross multiply
    2,690,189,300.56x = 4,035,140,396.16 × 725,010,849.40
  4. Step 4: Simplify right side
    2,690,189,300.56x = 2,925,520,566,068,213,760
  5. Step 5: Solve for x
    x = 2,925,520,566,068,213,760/2,690,189,300.56
  6. Step 6: Final answer
    x = 1,087,477,585.86

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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.