Home / 146,690,400.60-220,035,600.90-130,109,441.40

Finding the Fourth Proportional to 146,690,400.60, 220,035,600.90 and 130,109,441.40

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Solution

The fourth proportional to 146,690,400.60, 220,035,600.90 and 130,109,441.40 is: 195,164,162.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,690,400.60 : 220,035,600.90 = 130,109,441.40 : x
  2. Step 2: Convert to fraction form
    146,690,400.60/220,035,600.90 = 130,109,441.40/x
  3. Step 3: Cross multiply
    146,690,400.60x = 220,035,600.90 × 130,109,441.40
  4. Step 4: Simplify right side
    146,690,400.60x = 28,628,709,121,212,340
  5. Step 5: Solve for x
    x = 28,628,709,121,212,340/146,690,400.60
  6. Step 6: Final answer
    x = 195,164,162.10

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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.