Home / 4,989,519,936,979.20-7,471,390,265,628.30-3,443,594,688,102.30

Finding the Fourth Proportional to 4,989,519,936,979.20, 7,471,390,265,628.30 and 3,443,594,688,102.30

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Solution

The fourth proportional to 4,989,519,936,979.20, 7,471,390,265,628.30 and 3,443,594,688,102.30 is: 5,156,496,046,999.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,989,519,936,979.20 : 7,471,390,265,628.30 = 3,443,594,688,102.30 : x
  2. Step 2: Convert to fraction form
    4,989,519,936,979.20/7,471,390,265,628.30 = 3,443,594,688,102.30/x
  3. Step 3: Cross multiply
    4,989,519,936,979.20x = 7,471,390,265,628.30 × 3,443,594,688,102.30
  4. Step 4: Simplify right side
    4,989,519,936,979.20x = 25,728,439,831,456,843,913,232,384
  5. Step 5: Solve for x
    x = 25,728,439,831,456,843,913,232,384/4,989,519,936,979.20
  6. Step 6: Final answer
    x = 5,156,496,046,999.18

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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.