Home / 903,112,135.79-1,354,267,809.78-482,831,523.45

Finding the Fourth Proportional to 903,112,135.79, 1,354,267,809.78 and 482,831,523.45

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Solution

The fourth proportional to 903,112,135.79, 1,354,267,809.78 and 482,831,523.45 is: 724,033,222.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,112,135.79 : 1,354,267,809.78 = 482,831,523.45 : x
  2. Step 2: Convert to fraction form
    903,112,135.79/1,354,267,809.78 = 482,831,523.45/x
  3. Step 3: Cross multiply
    903,112,135.79x = 1,354,267,809.78 × 482,831,523.45
  4. Step 4: Simplify right side
    903,112,135.79x = 653,883,189,758,757,888
  5. Step 5: Solve for x
    x = 653,883,189,758,757,888/903,112,135.79
  6. Step 6: Final answer
    x = 724,033,222.28

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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.