Home / 245,854,865.20-368,800,960.20-73,318,212.40

Finding the Fourth Proportional to 245,854,865.20, 368,800,960.20 and 73,318,212.40

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Solution

The fourth proportional to 245,854,865.20, 368,800,960.20 and 73,318,212.40 is: 109,982,884.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,854,865.20 : 368,800,960.20 = 73,318,212.40 : x
  2. Step 2: Convert to fraction form
    245,854,865.20/368,800,960.20 = 73,318,212.40/x
  3. Step 3: Cross multiply
    245,854,865.20x = 368,800,960.20 × 73,318,212.40
  4. Step 4: Simplify right side
    245,854,865.20x = 27,039,827,133,267,548
  5. Step 5: Solve for x
    x = 27,039,827,133,267,548/245,854,865.20
  6. Step 6: Final answer
    x = 109,982,884.05

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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.