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Finding the Fourth Proportional to 79,014,718.95, 118,522,078.43 and 79,014,718.95

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Solution

The fourth proportional to 79,014,718.95, 118,522,078.43 and 79,014,718.95 is: 118,522,078.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,014,718.95 : 118,522,078.43 = 79,014,718.95 : x
  2. Step 2: Convert to fraction form
    79,014,718.95/118,522,078.43 = 79,014,718.95/x
  3. Step 3: Cross multiply
    79,014,718.95x = 118,522,078.43 × 79,014,718.95
  4. Step 4: Simplify right side
    79,014,718.95x = 9,364,988,716,121,234
  5. Step 5: Solve for x
    x = 9,364,988,716,121,234/79,014,718.95
  6. Step 6: Final answer
    x = 118,522,078.43

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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.