Home / 442,554,989.72-610,709,888.33-244,312,236.25

Finding the Fourth Proportional to 442,554,989.72, 610,709,888.33 and 244,312,236.25

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Solution

The fourth proportional to 442,554,989.72, 610,709,888.33 and 244,312,236.25 is: 337,142,054.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,554,989.72 : 610,709,888.33 = 244,312,236.25 : x
  2. Step 2: Convert to fraction form
    442,554,989.72/610,709,888.33 = 244,312,236.25/x
  3. Step 3: Cross multiply
    442,554,989.72x = 610,709,888.33 × 244,312,236.25
  4. Step 4: Simplify right side
    442,554,989.72x = 149,203,898,515,141,760
  5. Step 5: Solve for x
    x = 149,203,898,515,141,760/442,554,989.72
  6. Step 6: Final answer
    x = 337,142,054.61

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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.