Home / 8,616,159,982.62-12,897,732,232.67-5,621,775,438.60

Finding the Fourth Proportional to 8,616,159,982.62, 12,897,732,232.67 and 5,621,775,438.60

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Solution

The fourth proportional to 8,616,159,982.62, 12,897,732,232.67 and 5,621,775,438.60 is: 8,415,367,684.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,616,159,982.62 : 12,897,732,232.67 = 5,621,775,438.60 : x
  2. Step 2: Convert to fraction form
    8,616,159,982.62/12,897,732,232.67 = 5,621,775,438.60/x
  3. Step 3: Cross multiply
    8,616,159,982.62x = 12,897,732,232.67 × 5,621,775,438.60
  4. Step 4: Simplify right side
    8,616,159,982.62x = 72,508,154,279,235,649,536
  5. Step 5: Solve for x
    x = 72,508,154,279,235,649,536/8,616,159,982.62
  6. Step 6: Final answer
    x = 8,415,367,684.15

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1.5x scale

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.