Home / 465,475,248-698,216,371.20-206,620,878.24

Finding the Fourth Proportional to 465,475,248, 698,216,371.20 and 206,620,878.24

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Solution

The fourth proportional to 465,475,248, 698,216,371.20 and 206,620,878.24 is: 309,932,870.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,475,248 : 698,216,371.20 = 206,620,878.24 : x
  2. Step 2: Convert to fraction form
    465,475,248/698,216,371.20 = 206,620,878.24/x
  3. Step 3: Cross multiply
    465,475,248x = 698,216,371.20 × 206,620,878.24
  4. Step 4: Simplify right side
    465,475,248x = 144,266,079,818,889,856
  5. Step 5: Solve for x
    x = 144,266,079,818,889,856/465,475,248
  6. Step 6: Final answer
    x = 309,932,870.63

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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.