Home / 186,156,109.49-256,887,140.82-106,714,219.28

Finding the Fourth Proportional to 186,156,109.49, 256,887,140.82 and 106,714,219.28

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Solution

The fourth proportional to 186,156,109.49, 256,887,140.82 and 106,714,219.28 is: 147,260,870.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,156,109.49 : 256,887,140.82 = 106,714,219.28 : x
  2. Step 2: Convert to fraction form
    186,156,109.49/256,887,140.82 = 106,714,219.28/x
  3. Step 3: Cross multiply
    186,156,109.49x = 256,887,140.82 × 106,714,219.28
  4. Step 4: Simplify right side
    186,156,109.49x = 27,413,510,675,677,720
  5. Step 5: Solve for x
    x = 27,413,510,675,677,720/186,156,109.49
  6. Step 6: Final answer
    x = 147,260,870.20

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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.