Home / 8,254,411,472.28-12,381,271,365.78-2,658,224,691.12

Finding the Fourth Proportional to 8,254,411,472.28, 12,381,271,365.78 and 2,658,224,691.12

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Solution

The fourth proportional to 8,254,411,472.28, 12,381,271,365.78 and 2,658,224,691.12 is: 3,987,225,662.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,254,411,472.28 : 12,381,271,365.78 = 2,658,224,691.12 : x
  2. Step 2: Convert to fraction form
    8,254,411,472.28/12,381,271,365.78 = 2,658,224,691.12/x
  3. Step 3: Cross multiply
    8,254,411,472.28x = 12,381,271,365.78 × 2,658,224,691.12
  4. Step 4: Simplify right side
    8,254,411,472.28x = 32,912,201,251,973,439,488
  5. Step 5: Solve for x
    x = 32,912,201,251,973,439,488/8,254,411,472.28
  6. Step 6: Final answer
    x = 3,987,225,662.60

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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.