Home / 96,976,453.02-133,903,757.28-78,078,003.38

Finding the Fourth Proportional to 96,976,453.02, 133,903,757.28 and 78,078,003.38

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Solution

The fourth proportional to 96,976,453.02, 133,903,757.28 and 78,078,003.38 is: 107,809,037.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,976,453.02 : 133,903,757.28 = 78,078,003.38 : x
  2. Step 2: Convert to fraction form
    96,976,453.02/133,903,757.28 = 78,078,003.38/x
  3. Step 3: Cross multiply
    96,976,453.02x = 133,903,757.28 × 78,078,003.38
  4. Step 4: Simplify right side
    96,976,453.02x = 10,454,938,013,502,540
  5. Step 5: Solve for x
    x = 10,454,938,013,502,540/96,976,453.02
  6. Step 6: Final answer
    x = 107,809,037.02

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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.