Home / 1,373,436,000.20-2,060,154,000.30-1,319,866,747.40

Finding the Fourth Proportional to 1,373,436,000.20, 2,060,154,000.30 and 1,319,866,747.40

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Solution

The fourth proportional to 1,373,436,000.20, 2,060,154,000.30 and 1,319,866,747.40 is: 1,979,800,121.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,373,436,000.20 : 2,060,154,000.30 = 1,319,866,747.40 : x
  2. Step 2: Convert to fraction form
    1,373,436,000.20/2,060,154,000.30 = 1,319,866,747.40/x
  3. Step 3: Cross multiply
    1,373,436,000.20x = 2,060,154,000.30 × 1,319,866,747.40
  4. Step 4: Simplify right side
    1,373,436,000.20x = 2,719,128,759,519,059,968
  5. Step 5: Solve for x
    x = 2,719,128,759,519,059,968/1,373,436,000.20
  6. Step 6: Final answer
    x = 1,979,800,121.10

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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.