Home / 220,967,656,199.50-304,934,792,010.83-123,308,273,184.97

Finding the Fourth Proportional to 220,967,656,199.50, 304,934,792,010.83 and 123,308,273,184.97

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Solution

The fourth proportional to 220,967,656,199.50, 304,934,792,010.83 and 123,308,273,184.97 is: 170,165,096,935.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,967,656,199.50 : 304,934,792,010.83 = 123,308,273,184.97 : x
  2. Step 2: Convert to fraction form
    220,967,656,199.50/304,934,792,010.83 = 123,308,273,184.97/x
  3. Step 3: Cross multiply
    220,967,656,199.50x = 304,934,792,010.83 × 123,308,273,184.97
  4. Step 4: Simplify right side
    220,967,656,199.50x = 37,600,982,636,873,434,267,648
  5. Step 5: Solve for x
    x = 37,600,982,636,873,434,267,648/220,967,656,199.50
  6. Step 6: Final answer
    x = 170,165,096,935.84

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1.5x scale

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.