Home / 261,025,614.57-360,208,158-143,550,932.13

Finding the Fourth Proportional to 261,025,614.57, 360,208,158 and 143,550,932.13

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Solution

The fourth proportional to 261,025,614.57, 360,208,158 and 143,550,932.13 is: 198,096,332.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,025,614.57 : 360,208,158 = 143,550,932.13 : x
  2. Step 2: Convert to fraction form
    261,025,614.57/360,208,158 = 143,550,932.13/x
  3. Step 3: Cross multiply
    261,025,614.57x = 360,208,158 × 143,550,932.13
  4. Step 4: Simplify right side
    261,025,614.57x = 51,708,216,841,730,312
  5. Step 5: Solve for x
    x = 51,708,216,841,730,312/261,025,614.57
  6. Step 6: Final answer
    x = 198,096,332.14

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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.