Home / 86,923,155,239.79-130,384,570,125.33-27,236,386,808.43

Finding the Fourth Proportional to 86,923,155,239.79, 130,384,570,125.33 and 27,236,386,808.43

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Solution

The fourth proportional to 86,923,155,239.79, 130,384,570,125.33 and 27,236,386,808.43 is: 40,854,529,221.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,923,155,239.79 : 130,384,570,125.33 = 27,236,386,808.43 : x
  2. Step 2: Convert to fraction form
    86,923,155,239.79/130,384,570,125.33 = 27,236,386,808.43/x
  3. Step 3: Cross multiply
    86,923,155,239.79x = 130,384,570,125.33 × 27,236,386,808.43
  4. Step 4: Simplify right side
    86,923,155,239.79x = 3,551,204,585,784,354,537,472
  5. Step 5: Solve for x
    x = 3,551,204,585,784,354,537,472/86,923,155,239.79
  6. Step 6: Final answer
    x = 40,854,529,221.68

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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.