Home / 86,911,700.40-130,367,550.60-29,405,847.60

Finding the Fourth Proportional to 86,911,700.40, 130,367,550.60 and 29,405,847.60

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Solution

The fourth proportional to 86,911,700.40, 130,367,550.60 and 29,405,847.60 is: 44,108,771.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,911,700.40 : 130,367,550.60 = 29,405,847.60 : x
  2. Step 2: Convert to fraction form
    86,911,700.40/130,367,550.60 = 29,405,847.60/x
  3. Step 3: Cross multiply
    86,911,700.40x = 130,367,550.60 × 29,405,847.60
  4. Step 4: Simplify right side
    86,911,700.40x = 3,833,568,324,928,888.50
  5. Step 5: Solve for x
    x = 3,833,568,324,928,888.50/86,911,700.40
  6. Step 6: Final answer
    x = 44,108,771.40

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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.