Home / 105,173,847.90-157,760,771.85-48,550,743.90

Finding the Fourth Proportional to 105,173,847.90, 157,760,771.85 and 48,550,743.90

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Solution

The fourth proportional to 105,173,847.90, 157,760,771.85 and 48,550,743.90 is: 72,826,115.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,173,847.90 : 157,760,771.85 = 48,550,743.90 : x
  2. Step 2: Convert to fraction form
    105,173,847.90/157,760,771.85 = 48,550,743.90/x
  3. Step 3: Cross multiply
    105,173,847.90x = 157,760,771.85 × 48,550,743.90
  4. Step 4: Simplify right side
    105,173,847.90x = 7,659,402,831,555,679
  5. Step 5: Solve for x
    x = 7,659,402,831,555,679/105,173,847.90
  6. Step 6: Final answer
    x = 72,826,115.85

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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.