Home / 80,882,178.40-121,323,267.60-44,980,386.40

Finding the Fourth Proportional to 80,882,178.40, 121,323,267.60 and 44,980,386.40

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Solution

The fourth proportional to 80,882,178.40, 121,323,267.60 and 44,980,386.40 is: 67,470,579.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,882,178.40 : 121,323,267.60 = 44,980,386.40 : x
  2. Step 2: Convert to fraction form
    80,882,178.40/121,323,267.60 = 44,980,386.40/x
  3. Step 3: Cross multiply
    80,882,178.40x = 121,323,267.60 × 44,980,386.40
  4. Step 4: Simplify right side
    80,882,178.40x = 5,457,167,455,958,600
  5. Step 5: Solve for x
    x = 5,457,167,455,958,600/80,882,178.40
  6. Step 6: Final answer
    x = 67,470,579.60

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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.