Home / 52,507,223.70-78,760,835.55-45,429,335.70

Finding the Fourth Proportional to 52,507,223.70, 78,760,835.55 and 45,429,335.70

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Solution

The fourth proportional to 52,507,223.70, 78,760,835.55 and 45,429,335.70 is: 68,144,003.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,507,223.70 : 78,760,835.55 = 45,429,335.70 : x
  2. Step 2: Convert to fraction form
    52,507,223.70/78,760,835.55 = 45,429,335.70/x
  3. Step 3: Cross multiply
    52,507,223.70x = 78,760,835.55 × 45,429,335.70
  4. Step 4: Simplify right side
    52,507,223.70x = 3,578,052,438,213,444
  5. Step 5: Solve for x
    x = 3,578,052,438,213,444/52,507,223.70
  6. Step 6: Final answer
    x = 68,144,003.55

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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.