Home / 133,664,429.20-200,468,650.20-65,556,000.40

Finding the Fourth Proportional to 133,664,429.20, 200,468,650.20 and 65,556,000.40

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Solution

The fourth proportional to 133,664,429.20, 200,468,650.20 and 65,556,000.40 is: 98,320,271.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,664,429.20 : 200,468,650.20 = 65,556,000.40 : x
  2. Step 2: Convert to fraction form
    133,664,429.20/200,468,650.20 = 65,556,000.40/x
  3. Step 3: Cross multiply
    133,664,429.20x = 200,468,650.20 × 65,556,000.40
  4. Step 4: Simplify right side
    133,664,429.20x = 13,141,922,912,698,658
  5. Step 5: Solve for x
    x = 13,141,922,912,698,658/133,664,429.20
  6. Step 6: Final answer
    x = 98,320,271.08

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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.