Home / 222,249,228.60-333,373,842.90-209,778,079.80

Finding the Fourth Proportional to 222,249,228.60, 333,373,842.90 and 209,778,079.80

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Solution

The fourth proportional to 222,249,228.60, 333,373,842.90 and 209,778,079.80 is: 314,667,119.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,249,228.60 : 333,373,842.90 = 209,778,079.80 : x
  2. Step 2: Convert to fraction form
    222,249,228.60/333,373,842.90 = 209,778,079.80/x
  3. Step 3: Cross multiply
    222,249,228.60x = 333,373,842.90 × 209,778,079.80
  4. Step 4: Simplify right side
    222,249,228.60x = 69,934,524,619,108,864
  5. Step 5: Solve for x
    x = 69,934,524,619,108,864/222,249,228.60
  6. Step 6: Final answer
    x = 314,667,119.70

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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.