Home / 6,687,042,162,782-9,227,973,545,832.50-3,871,424,354,445.20

Finding the Fourth Proportional to 6,687,042,162,782, 9,227,973,545,832.50 and 3,871,424,354,445.20

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Solution

The fourth proportional to 6,687,042,162,782, 9,227,973,545,832.50 and 3,871,424,354,445.20 is: 5,342,481,871,334.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,687,042,162,782 : 9,227,973,545,832.50 = 3,871,424,354,445.20 : x
  2. Step 2: Convert to fraction form
    6,687,042,162,782/9,227,973,545,832.50 = 3,871,424,354,445.20/x
  3. Step 3: Cross multiply
    6,687,042,162,782x = 9,227,973,545,832.50 × 3,871,424,354,445.20
  4. Step 4: Simplify right side
    6,687,042,162,782x = 35,725,401,527,511,973,416,140,800
  5. Step 5: Solve for x
    x = 35,725,401,527,511,973,416,140,800/6,687,042,162,782
  6. Step 6: Final answer
    x = 5,342,481,871,334.45

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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.