Home / 130,135,167.56-179,588,363.58-71,396,765.30

Finding the Fourth Proportional to 130,135,167.56, 179,588,363.58 and 71,396,765.30

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Solution

The fourth proportional to 130,135,167.56, 179,588,363.58 and 71,396,765.30 is: 98,528,541.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,135,167.56 : 179,588,363.58 = 71,396,765.30 : x
  2. Step 2: Convert to fraction form
    130,135,167.56/179,588,363.58 = 71,396,765.30/x
  3. Step 3: Cross multiply
    130,135,167.56x = 179,588,363.58 × 71,396,765.30
  4. Step 4: Simplify right side
    130,135,167.56x = 12,822,028,245,132,328
  5. Step 5: Solve for x
    x = 12,822,028,245,132,328/130,135,167.56
  6. Step 6: Final answer
    x = 98,528,541.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.