Home / 186,207,452.49-256,926,969.60-107,886,236.70

Finding the Fourth Proportional to 186,207,452.49, 256,926,969.60 and 107,886,236.70

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Solution

The fourth proportional to 186,207,452.49, 256,926,969.60 and 107,886,236.70 is: 148,860,228.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,207,452.49 : 256,926,969.60 = 107,886,236.70 : x
  2. Step 2: Convert to fraction form
    186,207,452.49/256,926,969.60 = 107,886,236.70/x
  3. Step 3: Cross multiply
    186,207,452.49x = 256,926,969.60 × 107,886,236.70
  4. Step 4: Simplify right side
    186,207,452.49x = 27,718,883,856,879,304
  5. Step 5: Solve for x
    x = 27,718,883,856,879,304/186,207,452.49
  6. Step 6: Final answer
    x = 148,860,228.13

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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.