Home / 186,877,086.66-257,882,574.51-107,486,111.97

Finding the Fourth Proportional to 186,877,086.66, 257,882,574.51 and 107,486,111.97

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Solution

The fourth proportional to 186,877,086.66, 257,882,574.51 and 107,486,111.97 is: 148,326,345.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,877,086.66 : 257,882,574.51 = 107,486,111.97 : x
  2. Step 2: Convert to fraction form
    186,877,086.66/257,882,574.51 = 107,486,111.97/x
  3. Step 3: Cross multiply
    186,877,086.66x = 257,882,574.51 × 107,486,111.97
  4. Step 4: Simplify right side
    186,877,086.66x = 27,718,795,278,893,728
  5. Step 5: Solve for x
    x = 27,718,795,278,893,728/186,877,086.66
  6. Step 6: Final answer
    x = 148,326,345.27

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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.