Home / 113,013,470-155,949,042.34-68,376,073.02

Finding the Fourth Proportional to 113,013,470, 155,949,042.34 and 68,376,073.02

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Solution

The fourth proportional to 113,013,470, 155,949,042.34 and 68,376,073.02 is: 94,353,205.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,013,470 : 155,949,042.34 = 68,376,073.02 : x
  2. Step 2: Convert to fraction form
    113,013,470/155,949,042.34 = 68,376,073.02/x
  3. Step 3: Cross multiply
    113,013,470x = 155,949,042.34 × 68,376,073.02
  4. Step 4: Simplify right side
    113,013,470x = 10,663,183,106,438,912
  5. Step 5: Solve for x
    x = 10,663,183,106,438,912/113,013,470
  6. Step 6: Final answer
    x = 94,353,205.03

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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.