Home / 8,013,168,000.60-12,019,752,000.90-7,125,448,954.20

Finding the Fourth Proportional to 8,013,168,000.60, 12,019,752,000.90 and 7,125,448,954.20

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Solution

The fourth proportional to 8,013,168,000.60, 12,019,752,000.90 and 7,125,448,954.20 is: 10,688,173,431.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,013,168,000.60 : 12,019,752,000.90 = 7,125,448,954.20 : x
  2. Step 2: Convert to fraction form
    8,013,168,000.60/12,019,752,000.90 = 7,125,448,954.20/x
  3. Step 3: Cross multiply
    8,013,168,000.60x = 12,019,752,000.90 × 7,125,448,954.20
  4. Step 4: Simplify right side
    8,013,168,000.60x = 85,646,129,324,556,255,232
  5. Step 5: Solve for x
    x = 85,646,129,324,556,255,232/8,013,168,000.60
  6. Step 6: Final answer
    x = 10,688,173,431.30

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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.