Home / 80,882,115.40-121,323,173.10-44,980,323.40

Finding the Fourth Proportional to 80,882,115.40, 121,323,173.10 and 44,980,323.40

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Solution

The fourth proportional to 80,882,115.40, 121,323,173.10 and 44,980,323.40 is: 67,470,485.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,882,115.40 : 121,323,173.10 = 44,980,323.40 : x
  2. Step 2: Convert to fraction form
    80,882,115.40/121,323,173.10 = 44,980,323.40/x
  3. Step 3: Cross multiply
    80,882,115.40x = 121,323,173.10 × 44,980,323.40
  4. Step 4: Simplify right side
    80,882,115.40x = 5,457,155,561,952,180
  5. Step 5: Solve for x
    x = 5,457,155,561,952,180/80,882,115.40
  6. Step 6: Final answer
    x = 67,470,485.10

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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.