Home / 288,034,205.95-432,052,429.84-69,684,197.69

Finding the Fourth Proportional to 288,034,205.95, 432,052,429.84 and 69,684,197.69

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Solution

The fourth proportional to 288,034,205.95, 432,052,429.84 and 69,684,197.69 is: 104,526,567.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,034,205.95 : 432,052,429.84 = 69,684,197.69 : x
  2. Step 2: Convert to fraction form
    288,034,205.95/432,052,429.84 = 69,684,197.69/x
  3. Step 3: Cross multiply
    288,034,205.95x = 432,052,429.84 × 69,684,197.69
  4. Step 4: Simplify right side
    288,034,205.95x = 30,107,226,932,086,852
  5. Step 5: Solve for x
    x = 30,107,226,932,086,852/288,034,205.95
  6. Step 6: Final answer
    x = 104,526,567.71

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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.