Home / 186,591,014.12-257,588,821.20-116,049,362.61

Finding the Fourth Proportional to 186,591,014.12, 257,588,821.20 and 116,049,362.61

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Solution

The fourth proportional to 186,591,014.12, 257,588,821.20 and 116,049,362.61 is: 160,206,099.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,591,014.12 : 257,588,821.20 = 116,049,362.61 : x
  2. Step 2: Convert to fraction form
    186,591,014.12/257,588,821.20 = 116,049,362.61/x
  3. Step 3: Cross multiply
    186,591,014.12x = 257,588,821.20 × 116,049,362.61
  4. Step 4: Simplify right side
    186,591,014.12x = 29,893,018,514,948,348
  5. Step 5: Solve for x
    x = 29,893,018,514,948,348/186,591,014.12
  6. Step 6: Final answer
    x = 160,206,099.19

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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.