Home / 205,791,476.44-283,599,762.89-202,008,945.12

Finding the Fourth Proportional to 205,791,476.44, 283,599,762.89 and 202,008,945.12

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Solution

The fourth proportional to 205,791,476.44, 283,599,762.89 and 202,008,945.12 is: 278,387,083.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,791,476.44 : 283,599,762.89 = 202,008,945.12 : x
  2. Step 2: Convert to fraction form
    205,791,476.44/283,599,762.89 = 202,008,945.12/x
  3. Step 3: Cross multiply
    205,791,476.44x = 283,599,762.89 × 202,008,945.12
  4. Step 4: Simplify right side
    205,791,476.44x = 57,289,688,937,691,024
  5. Step 5: Solve for x
    x = 57,289,688,937,691,024/205,791,476.44
  6. Step 6: Final answer
    x = 278,387,083.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.