Home / 2,614,213,666.28-3,921,318,103.52-819,440,130.15

Finding the Fourth Proportional to 2,614,213,666.28, 3,921,318,103.52 and 819,440,130.15

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Solution

The fourth proportional to 2,614,213,666.28, 3,921,318,103.52 and 819,440,130.15 is: 1,229,159,444.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,614,213,666.28 : 3,921,318,103.52 = 819,440,130.15 : x
  2. Step 2: Convert to fraction form
    2,614,213,666.28/3,921,318,103.52 = 819,440,130.15/x
  3. Step 3: Cross multiply
    2,614,213,666.28x = 3,921,318,103.52 × 819,440,130.15
  4. Step 4: Simplify right side
    2,614,213,666.28x = 3,213,285,417,107,979,776
  5. Step 5: Solve for x
    x = 3,213,285,417,107,979,776/2,614,213,666.28
  6. Step 6: Final answer
    x = 1,229,159,444.22

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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.