Home / 208,834,553.37-313,399,032.73-98,175,274.20

Finding the Fourth Proportional to 208,834,553.37, 313,399,032.73 and 98,175,274.20

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Solution

The fourth proportional to 208,834,553.37, 313,399,032.73 and 98,175,274.20 is: 147,332,112.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,834,553.37 : 313,399,032.73 = 98,175,274.20 : x
  2. Step 2: Convert to fraction form
    208,834,553.37/313,399,032.73 = 98,175,274.20/x
  3. Step 3: Cross multiply
    208,834,553.37x = 313,399,032.73 × 98,175,274.20
  4. Step 4: Simplify right side
    208,834,553.37x = 30,768,035,972,282,528
  5. Step 5: Solve for x
    x = 30,768,035,972,282,528/208,834,553.37
  6. Step 6: Final answer
    x = 147,332,112.79

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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.