Home / 186,156,098.87-256,887,126.24-106,714,208.72

Finding the Fourth Proportional to 186,156,098.87, 256,887,126.24 and 106,714,208.72

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Solution

The fourth proportional to 186,156,098.87, 256,887,126.24 and 106,714,208.72 is: 147,260,855.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,156,098.87 : 256,887,126.24 = 106,714,208.72 : x
  2. Step 2: Convert to fraction form
    186,156,098.87/256,887,126.24 = 106,714,208.72/x
  3. Step 3: Cross multiply
    186,156,098.87x = 256,887,126.24 × 106,714,208.72
  4. Step 4: Simplify right side
    186,156,098.87x = 27,413,506,407,056,348
  5. Step 5: Solve for x
    x = 27,413,506,407,056,348/186,156,098.87
  6. Step 6: Final answer
    x = 147,260,855.67

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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.