Home / 122,912,114.10-184,368,171.15-84,170,065.20

Finding the Fourth Proportional to 122,912,114.10, 184,368,171.15 and 84,170,065.20

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Solution

The fourth proportional to 122,912,114.10, 184,368,171.15 and 84,170,065.20 is: 126,255,097.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,912,114.10 : 184,368,171.15 = 84,170,065.20 : x
  2. Step 2: Convert to fraction form
    122,912,114.10/184,368,171.15 = 84,170,065.20/x
  3. Step 3: Cross multiply
    122,912,114.10x = 184,368,171.15 × 84,170,065.20
  4. Step 4: Simplify right side
    122,912,114.10x = 15,518,280,986,500,260
  5. Step 5: Solve for x
    x = 15,518,280,986,500,260/122,912,114.10
  6. Step 6: Final answer
    x = 126,255,097.80

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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.