Home / 83,106,543.90-124,659,815.85-48,669,167.10

Finding the Fourth Proportional to 83,106,543.90, 124,659,815.85 and 48,669,167.10

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Solution

The fourth proportional to 83,106,543.90, 124,659,815.85 and 48,669,167.10 is: 73,003,750.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,106,543.90 : 124,659,815.85 = 48,669,167.10 : x
  2. Step 2: Convert to fraction form
    83,106,543.90/124,659,815.85 = 48,669,167.10/x
  3. Step 3: Cross multiply
    83,106,543.90x = 124,659,815.85 × 48,669,167.10
  4. Step 4: Simplify right side
    83,106,543.90x = 6,067,089,408,258,878
  5. Step 5: Solve for x
    x = 6,067,089,408,258,878/83,106,543.90
  6. Step 6: Final answer
    x = 73,003,750.65

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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.