Home / 109,420,583,743.15-163,917,122,579.21-75,380,101,914.05

Finding the Fourth Proportional to 109,420,583,743.15, 163,917,122,579.21 and 75,380,101,914.05

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Solution

The fourth proportional to 109,420,583,743.15, 163,917,122,579.21 and 75,380,101,914.05 is: 112,922,897,893.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,420,583,743.15 : 163,917,122,579.21 = 75,380,101,914.05 : x
  2. Step 2: Convert to fraction form
    109,420,583,743.15/163,917,122,579.21 = 75,380,101,914.05/x
  3. Step 3: Cross multiply
    109,420,583,743.15x = 163,917,122,579.21 × 75,380,101,914.05
  4. Step 4: Simplify right side
    109,420,583,743.15x = 12,356,089,405,477,855,690,752
  5. Step 5: Solve for x
    x = 12,356,089,405,477,855,690,752/109,420,583,743.15
  6. Step 6: Final answer
    x = 112,922,897,893.53

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1.5x scale

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.