Home / 159,642,406.80-239,463,610.20-98,861,043.60

Finding the Fourth Proportional to 159,642,406.80, 239,463,610.20 and 98,861,043.60

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Solution

The fourth proportional to 159,642,406.80, 239,463,610.20 and 98,861,043.60 is: 148,291,565.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,642,406.80 : 239,463,610.20 = 98,861,043.60 : x
  2. Step 2: Convert to fraction form
    159,642,406.80/239,463,610.20 = 98,861,043.60/x
  3. Step 3: Cross multiply
    159,642,406.80x = 239,463,610.20 × 98,861,043.60
  4. Step 4: Simplify right side
    159,642,406.80x = 23,673,622,408,595,604
  5. Step 5: Solve for x
    x = 23,673,622,408,595,604/159,642,406.80
  6. Step 6: Final answer
    x = 148,291,565.40

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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.