Home / 140,445,000.20-210,667,500.30-49,577,774.60

Finding the Fourth Proportional to 140,445,000.20, 210,667,500.30 and 49,577,774.60

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Solution

The fourth proportional to 140,445,000.20, 210,667,500.30 and 49,577,774.60 is: 74,366,661.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,445,000.20 : 210,667,500.30 = 49,577,774.60 : x
  2. Step 2: Convert to fraction form
    140,445,000.20/210,667,500.30 = 49,577,774.60/x
  3. Step 3: Cross multiply
    140,445,000.20x = 210,667,500.30 × 49,577,774.60
  4. Step 4: Simplify right side
    140,445,000.20x = 10,444,425,845,418,834
  5. Step 5: Solve for x
    x = 10,444,425,845,418,834/140,445,000.20
  6. Step 6: Final answer
    x = 74,366,661.90

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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.