Home / 80,882,150.40-121,323,225.60-44,980,358.40

Finding the Fourth Proportional to 80,882,150.40, 121,323,225.60 and 44,980,358.40

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Solution

The fourth proportional to 80,882,150.40, 121,323,225.60 and 44,980,358.40 is: 67,470,537.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,882,150.40 : 121,323,225.60 = 44,980,358.40 : x
  2. Step 2: Convert to fraction form
    80,882,150.40/121,323,225.60 = 44,980,358.40/x
  3. Step 3: Cross multiply
    80,882,150.40x = 121,323,225.60 × 44,980,358.40
  4. Step 4: Simplify right side
    80,882,150.40x = 5,457,162,169,732,055
  5. Step 5: Solve for x
    x = 5,457,162,169,732,055/80,882,150.40
  6. Step 6: Final answer
    x = 67,470,537.60

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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.