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Finding the Fourth Proportional to 903,004,970.96, 1,354,362,373.56 and 247,802,943.44

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Solution

The fourth proportional to 903,004,970.96, 1,354,362,373.56 and 247,802,943.44 is: 371,664,601.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,004,970.96 : 1,354,362,373.56 = 247,802,943.44 : x
  2. Step 2: Convert to fraction form
    903,004,970.96/1,354,362,373.56 = 247,802,943.44/x
  3. Step 3: Cross multiply
    903,004,970.96x = 1,354,362,373.56 × 247,802,943.44
  4. Step 4: Simplify right side
    903,004,970.96x = 335,614,982,652,552,832
  5. Step 5: Solve for x
    x = 335,614,982,652,552,832/903,004,970.96
  6. Step 6: Final answer
    x = 371,664,601.46

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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.