Home / 155,792,359.74-214,972,396.38-88,819,957.38

Finding the Fourth Proportional to 155,792,359.74, 214,972,396.38 and 88,819,957.38

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Solution

The fourth proportional to 155,792,359.74, 214,972,396.38 and 88,819,957.38 is: 122,559,534.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,792,359.74 : 214,972,396.38 = 88,819,957.38 : x
  2. Step 2: Convert to fraction form
    155,792,359.74/214,972,396.38 = 88,819,957.38/x
  3. Step 3: Cross multiply
    155,792,359.74x = 214,972,396.38 × 88,819,957.38
  4. Step 4: Simplify right side
    155,792,359.74x = 19,093,839,084,348,064
  5. Step 5: Solve for x
    x = 19,093,839,084,348,064/155,792,359.74
  6. Step 6: Final answer
    x = 122,559,534.47

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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.