Home / 1,820,198,906.02-2,511,856,632.81-984,805,146.82

Finding the Fourth Proportional to 1,820,198,906.02, 2,511,856,632.81 and 984,805,146.82

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Solution

The fourth proportional to 1,820,198,906.02, 2,511,856,632.81 and 984,805,146.82 is: 1,359,021,440.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,820,198,906.02 : 2,511,856,632.81 = 984,805,146.82 : x
  2. Step 2: Convert to fraction form
    1,820,198,906.02/2,511,856,632.81 = 984,805,146.82/x
  3. Step 3: Cross multiply
    1,820,198,906.02x = 2,511,856,632.81 × 984,805,146.82
  4. Step 4: Simplify right side
    1,820,198,906.02x = 2,473,689,340,065,243,136
  5. Step 5: Solve for x
    x = 2,473,689,340,065,243,136/1,820,198,906.02
  6. Step 6: Final answer
    x = 1,359,021,440.94

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1.5x scale

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.