Home / 186,423,814.77-279,716,360.91-100,061,330.73

Finding the Fourth Proportional to 186,423,814.77, 279,716,360.91 and 100,061,330.73

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Solution

The fourth proportional to 186,423,814.77, 279,716,360.91 and 100,061,330.73 is: 150,135,278.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,423,814.77 : 279,716,360.91 = 100,061,330.73 : x
  2. Step 2: Convert to fraction form
    186,423,814.77/279,716,360.91 = 100,061,330.73/x
  3. Step 3: Cross multiply
    186,423,814.77x = 279,716,360.91 × 100,061,330.73
  4. Step 4: Simplify right side
    186,423,814.77x = 27,988,791,299,607,556
  5. Step 5: Solve for x
    x = 27,988,791,299,607,556/186,423,814.77
  6. Step 6: Final answer
    x = 150,135,278.23

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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.