Home / 630,362,087.53-944,790,863.78-293,386,180.21

Finding the Fourth Proportional to 630,362,087.53, 944,790,863.78 and 293,386,180.21

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Solution

The fourth proportional to 630,362,087.53, 944,790,863.78 and 293,386,180.21 is: 439,729,146.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,362,087.53 : 944,790,863.78 = 293,386,180.21 : x
  2. Step 2: Convert to fraction form
    630,362,087.53/944,790,863.78 = 293,386,180.21/x
  3. Step 3: Cross multiply
    630,362,087.53x = 944,790,863.78 × 293,386,180.21
  4. Step 4: Simplify right side
    630,362,087.53x = 277,188,582,620,253,696
  5. Step 5: Solve for x
    x = 277,188,582,620,253,696/630,362,087.53
  6. Step 6: Final answer
    x = 439,729,146.32

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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.