Home / 102,916,868.24-154,397,697.24-31,111,418

Finding the Fourth Proportional to 102,916,868.24, 154,397,697.24 and 31,111,418

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Solution

The fourth proportional to 102,916,868.24, 154,397,697.24 and 31,111,418 is: 46,673,896.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,916,868.24 : 154,397,697.24 = 31,111,418 : x
  2. Step 2: Convert to fraction form
    102,916,868.24/154,397,697.24 = 31,111,418/x
  3. Step 3: Cross multiply
    102,916,868.24x = 154,397,697.24 × 31,111,418
  4. Step 4: Simplify right side
    102,916,868.24x = 4,803,531,297,071,087
  5. Step 5: Solve for x
    x = 4,803,531,297,071,087/102,916,868.24
  6. Step 6: Final answer
    x = 46,673,896.90

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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.