Home / 66,240,284.12-99,402,941.50-32,143,029.56

Finding the Fourth Proportional to 66,240,284.12, 99,402,941.50 and 32,143,029.56

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Solution

The fourth proportional to 66,240,284.12, 99,402,941.50 and 32,143,029.56 is: 48,235,174.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,240,284.12 : 99,402,941.50 = 32,143,029.56 : x
  2. Step 2: Convert to fraction form
    66,240,284.12/99,402,941.50 = 32,143,029.56/x
  3. Step 3: Cross multiply
    66,240,284.12x = 99,402,941.50 × 32,143,029.56
  4. Step 4: Simplify right side
    66,240,284.12x = 3,195,111,686,985,450.50
  5. Step 5: Solve for x
    x = 3,195,111,686,985,450.50/66,240,284.12
  6. Step 6: Final answer
    x = 48,235,174.86

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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.