Home / 15,342,311,270.22-21,169,318,867.07-8,567,087,381.66

Finding the Fourth Proportional to 15,342,311,270.22, 21,169,318,867.07 and 8,567,087,381.66

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Solution

The fourth proportional to 15,342,311,270.22, 21,169,318,867.07 and 8,567,087,381.66 is: 11,820,865,927.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,342,311,270.22 : 21,169,318,867.07 = 8,567,087,381.66 : x
  2. Step 2: Convert to fraction form
    15,342,311,270.22/21,169,318,867.07 = 8,567,087,381.66/x
  3. Step 3: Cross multiply
    15,342,311,270.22x = 21,169,318,867.07 × 8,567,087,381.66
  4. Step 4: Simplify right side
    15,342,311,270.22x = 181,359,404,544,491,028,480
  5. Step 5: Solve for x
    x = 181,359,404,544,491,028,480/15,342,311,270.22
  6. Step 6: Final answer
    x = 11,820,865,927.58

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1.5x scale

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.