Home / 820,512,035.70-1,230,768,053.55-246,083,363.70

Finding the Fourth Proportional to 820,512,035.70, 1,230,768,053.55 and 246,083,363.70

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Solution

The fourth proportional to 820,512,035.70, 1,230,768,053.55 and 246,083,363.70 is: 369,125,045.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    820,512,035.70 : 1,230,768,053.55 = 246,083,363.70 : x
  2. Step 2: Convert to fraction form
    820,512,035.70/1,230,768,053.55 = 246,083,363.70/x
  3. Step 3: Cross multiply
    820,512,035.70x = 1,230,768,053.55 × 246,083,363.70
  4. Step 4: Simplify right side
    820,512,035.70x = 302,871,542,552,085,696
  5. Step 5: Solve for x
    x = 302,871,542,552,085,696/820,512,035.70
  6. Step 6: Final answer
    x = 369,125,045.55

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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.