Home / 148,147,089.50-222,225,673.97-70,383,860.53

Finding the Fourth Proportional to 148,147,089.50, 222,225,673.97 and 70,383,860.53

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Solution

The fourth proportional to 148,147,089.50, 222,225,673.97 and 70,383,860.53 is: 105,578,185.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,147,089.50 : 222,225,673.97 = 70,383,860.53 : x
  2. Step 2: Convert to fraction form
    148,147,089.50/222,225,673.97 = 70,383,860.53/x
  3. Step 3: Cross multiply
    148,147,089.50x = 222,225,673.97 × 70,383,860.53
  4. Step 4: Simplify right side
    148,147,089.50x = 15,641,100,842,510,128
  5. Step 5: Solve for x
    x = 15,641,100,842,510,128/148,147,089.50
  6. Step 6: Final answer
    x = 105,578,185.13

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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.