Home / 340,126,815.60-510,190,223.40-135,801,529.20

Finding the Fourth Proportional to 340,126,815.60, 510,190,223.40 and 135,801,529.20

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Solution

The fourth proportional to 340,126,815.60, 510,190,223.40 and 135,801,529.20 is: 203,702,293.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,126,815.60 : 510,190,223.40 = 135,801,529.20 : x
  2. Step 2: Convert to fraction form
    340,126,815.60/510,190,223.40 = 135,801,529.20/x
  3. Step 3: Cross multiply
    340,126,815.60x = 510,190,223.40 × 135,801,529.20
  4. Step 4: Simplify right side
    340,126,815.60x = 69,284,612,520,609,616
  5. Step 5: Solve for x
    x = 69,284,612,520,609,616/340,126,815.60
  6. Step 6: Final answer
    x = 203,702,293.80

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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.