Home / 186,602,860.19-257,480,060.60-108,268,456.79

Finding the Fourth Proportional to 186,602,860.19, 257,480,060.60 and 108,268,456.79

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Solution

The fourth proportional to 186,602,860.19, 257,480,060.60 and 108,268,456.79 is: 149,391,969.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,602,860.19 : 257,480,060.60 = 108,268,456.79 : x
  2. Step 2: Convert to fraction form
    186,602,860.19/257,480,060.60 = 108,268,456.79/x
  3. Step 3: Cross multiply
    186,602,860.19x = 257,480,060.60 × 108,268,456.79
  4. Step 4: Simplify right side
    186,602,860.19x = 27,876,968,815,357,684
  5. Step 5: Solve for x
    x = 27,876,968,815,357,684/186,602,860.19
  6. Step 6: Final answer
    x = 149,391,969.59

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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.