Home / 8,756,358,988.50-13,155,492,321.78-5,614,728,761.73

Finding the Fourth Proportional to 8,756,358,988.50, 13,155,492,321.78 and 5,614,728,761.73

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Solution

The fourth proportional to 8,756,358,988.50, 13,155,492,321.78 and 5,614,728,761.73 is: 8,435,529,106.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,756,358,988.50 : 13,155,492,321.78 = 5,614,728,761.73 : x
  2. Step 2: Convert to fraction form
    8,756,358,988.50/13,155,492,321.78 = 5,614,728,761.73/x
  3. Step 3: Cross multiply
    8,756,358,988.50x = 13,155,492,321.78 × 5,614,728,761.73
  4. Step 4: Simplify right side
    8,756,358,988.50x = 73,864,521,113,816,334,336
  5. Step 5: Solve for x
    x = 73,864,521,113,816,334,336/8,756,358,988.50
  6. Step 6: Final answer
    x = 8,435,529,106.43

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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.