Home / 261,492,434.20-360,832,854.90-161,004,914.20

Finding the Fourth Proportional to 261,492,434.20, 360,832,854.90 and 161,004,914.20

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Solution

The fourth proportional to 261,492,434.20, 360,832,854.90 and 161,004,914.20 is: 222,170,339.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,492,434.20 : 360,832,854.90 = 161,004,914.20 : x
  2. Step 2: Convert to fraction form
    261,492,434.20/360,832,854.90 = 161,004,914.20/x
  3. Step 3: Cross multiply
    261,492,434.20x = 360,832,854.90 × 161,004,914.20
  4. Step 4: Simplify right side
    261,492,434.20x = 58,095,862,843,715,544
  5. Step 5: Solve for x
    x = 58,095,862,843,715,544/261,492,434.20
  6. Step 6: Final answer
    x = 222,170,339.35

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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.