Home / 98,664,994.26-136,154,219.43-54,612,078.30

Finding the Fourth Proportional to 98,664,994.26, 136,154,219.43 and 54,612,078.30

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Solution

The fourth proportional to 98,664,994.26, 136,154,219.43 and 54,612,078.30 is: 75,362,745.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,664,994.26 : 136,154,219.43 = 54,612,078.30 : x
  2. Step 2: Convert to fraction form
    98,664,994.26/136,154,219.43 = 54,612,078.30/x
  3. Step 3: Cross multiply
    98,664,994.26x = 136,154,219.43 × 54,612,078.30
  4. Step 4: Simplify right side
    98,664,994.26x = 7,435,664,892,386,541
  5. Step 5: Solve for x
    x = 7,435,664,892,386,541/98,664,994.26
  6. Step 6: Final answer
    x = 75,362,745.91

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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.