Home / 186,207,449.72-256,926,965.76-107,886,233.93

Finding the Fourth Proportional to 186,207,449.72, 256,926,965.76 and 107,886,233.93

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Solution

The fourth proportional to 186,207,449.72, 256,926,965.76 and 107,886,233.93 is: 148,860,224.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,207,449.72 : 256,926,965.76 = 107,886,233.93 : x
  2. Step 2: Convert to fraction form
    186,207,449.72/256,926,965.76 = 107,886,233.93/x
  3. Step 3: Cross multiply
    186,207,449.72x = 256,926,965.76 × 107,886,233.93
  4. Step 4: Simplify right side
    186,207,449.72x = 27,718,882,729,623,824
  5. Step 5: Solve for x
    x = 27,718,882,729,623,824/186,207,449.72
  6. Step 6: Final answer
    x = 148,860,224.29

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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.