Home / 221,435,459.60-332,247,667.80-106,360,768.40

Finding the Fourth Proportional to 221,435,459.60, 332,247,667.80 and 106,360,768.40

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Solution

The fourth proportional to 221,435,459.60, 332,247,667.80 and 106,360,768.40 is: 159,586,532.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,435,459.60 : 332,247,667.80 = 106,360,768.40 : x
  2. Step 2: Convert to fraction form
    221,435,459.60/332,247,667.80 = 106,360,768.40/x
  3. Step 3: Cross multiply
    221,435,459.60x = 332,247,667.80 × 106,360,768.40
  4. Step 4: Simplify right side
    221,435,459.60x = 35,338,117,246,315,940
  5. Step 5: Solve for x
    x = 35,338,117,246,315,940/221,435,459.60
  6. Step 6: Final answer
    x = 159,586,532.84

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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.