Home / 161,255,401.22-222,022,776.94-146,527,095.15

Finding the Fourth Proportional to 161,255,401.22, 222,022,776.94 and 146,527,095.15

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Solution

The fourth proportional to 161,255,401.22, 222,022,776.94 and 146,527,095.15 is: 201,744,266.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,255,401.22 : 222,022,776.94 = 146,527,095.15 : x
  2. Step 2: Convert to fraction form
    161,255,401.22/222,022,776.94 = 146,527,095.15/x
  3. Step 3: Cross multiply
    161,255,401.22x = 222,022,776.94 × 146,527,095.15
  4. Step 4: Simplify right side
    161,255,401.22x = 32,532,352,561,788,288
  5. Step 5: Solve for x
    x = 32,532,352,561,788,288/161,255,401.22
  6. Step 6: Final answer
    x = 201,744,266.02

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1.5x scale

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.