Home / 186,070,849.86-279,168,424.47-82,425,974.70

Finding the Fourth Proportional to 186,070,849.86, 279,168,424.47 and 82,425,974.70

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Solution

The fourth proportional to 186,070,849.86, 279,168,424.47 and 82,425,974.70 is: 123,666,493.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,070,849.86 : 279,168,424.47 = 82,425,974.70 : x
  2. Step 2: Convert to fraction form
    186,070,849.86/279,168,424.47 = 82,425,974.70/x
  3. Step 3: Cross multiply
    186,070,849.86x = 279,168,424.47 × 82,425,974.70
  4. Step 4: Simplify right side
    186,070,849.86x = 23,010,729,492,403,084
  5. Step 5: Solve for x
    x = 23,010,729,492,403,084/186,070,849.86
  6. Step 6: Final answer
    x = 123,666,493.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.