Home / 8,177,103,619.80-12,265,655,429.70-3,521,208,067.80

Finding the Fourth Proportional to 8,177,103,619.80, 12,265,655,429.70 and 3,521,208,067.80

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Solution

The fourth proportional to 8,177,103,619.80, 12,265,655,429.70 and 3,521,208,067.80 is: 5,281,812,101.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,177,103,619.80 : 12,265,655,429.70 = 3,521,208,067.80 : x
  2. Step 2: Convert to fraction form
    8,177,103,619.80/12,265,655,429.70 = 3,521,208,067.80/x
  3. Step 3: Cross multiply
    8,177,103,619.80x = 12,265,655,429.70 × 3,521,208,067.80
  4. Step 4: Simplify right side
    8,177,103,619.80x = 43,189,924,855,914,520,576
  5. Step 5: Solve for x
    x = 43,189,924,855,914,520,576/8,177,103,619.80
  6. Step 6: Final answer
    x = 5,281,812,101.70

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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.