Home / 86,167,276.32-118,910,269.74-48,997,559.28

Finding the Fourth Proportional to 86,167,276.32, 118,910,269.74 and 48,997,559.28

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Solution

The fourth proportional to 86,167,276.32, 118,910,269.74 and 48,997,559.28 is: 67,616,306.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,167,276.32 : 118,910,269.74 = 48,997,559.28 : x
  2. Step 2: Convert to fraction form
    86,167,276.32/118,910,269.74 = 48,997,559.28/x
  3. Step 3: Cross multiply
    86,167,276.32x = 118,910,269.74 × 48,997,559.28
  4. Step 4: Simplify right side
    86,167,276.32x = 5,826,312,990,207,208
  5. Step 5: Solve for x
    x = 5,826,312,990,207,208/86,167,276.32
  6. Step 6: Final answer
    x = 67,616,306.78

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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.