Home / 616,301,939.33-923,874,219.05-207,071,899.01

Finding the Fourth Proportional to 616,301,939.33, 923,874,219.05 and 207,071,899.01

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Solution

The fourth proportional to 616,301,939.33, 923,874,219.05 and 207,071,899.01 is: 310,413,413.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,301,939.33 : 923,874,219.05 = 207,071,899.01 : x
  2. Step 2: Convert to fraction form
    616,301,939.33/923,874,219.05 = 207,071,899.01/x
  3. Step 3: Cross multiply
    616,301,939.33x = 923,874,219.05 × 207,071,899.01
  4. Step 4: Simplify right side
    616,301,939.33x = 191,308,388,984,028,832
  5. Step 5: Solve for x
    x = 191,308,388,984,028,832/616,301,939.33
  6. Step 6: Final answer
    x = 310,413,413.91

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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.