Home / 102,552,703.23-141,522,712.87-55,509,767.38

Finding the Fourth Proportional to 102,552,703.23, 141,522,712.87 and 55,509,767.38

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Solution

The fourth proportional to 102,552,703.23, 141,522,712.87 and 55,509,767.38 is: 76,603,469.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,552,703.23 : 141,522,712.87 = 55,509,767.38 : x
  2. Step 2: Convert to fraction form
    102,552,703.23/141,522,712.87 = 55,509,767.38/x
  3. Step 3: Cross multiply
    102,552,703.23x = 141,522,712.87 × 55,509,767.38
  4. Step 4: Simplify right side
    102,552,703.23x = 7,855,892,869,692,619
  5. Step 5: Solve for x
    x = 7,855,892,869,692,619/102,552,703.23
  6. Step 6: Final answer
    x = 76,603,469.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.