Home / 288,729,905.10-433,201,145.85-94,647,651.90

Finding the Fourth Proportional to 288,729,905.10, 433,201,145.85 and 94,647,651.90

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Solution

The fourth proportional to 288,729,905.10, 433,201,145.85 and 94,647,651.90 is: 142,006,319.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,729,905.10 : 433,201,145.85 = 94,647,651.90 : x
  2. Step 2: Convert to fraction form
    288,729,905.10/433,201,145.85 = 94,647,651.90/x
  3. Step 3: Cross multiply
    288,729,905.10x = 433,201,145.85 × 94,647,651.90
  4. Step 4: Simplify right side
    288,729,905.10x = 41,001,471,255,091,936
  5. Step 5: Solve for x
    x = 41,001,471,255,091,936/288,729,905.10
  6. Step 6: Final answer
    x = 142,006,319.85

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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.