Home / 414,761,552,107.20-622,142,328,160.80-398,508,243,998.40

Finding the Fourth Proportional to 414,761,552,107.20, 622,142,328,160.80 and 398,508,243,998.40

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Solution

The fourth proportional to 414,761,552,107.20, 622,142,328,160.80 and 398,508,243,998.40 is: 597,762,365,997.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,761,552,107.20 : 622,142,328,160.80 = 398,508,243,998.40 : x
  2. Step 2: Convert to fraction form
    414,761,552,107.20/622,142,328,160.80 = 398,508,243,998.40/x
  3. Step 3: Cross multiply
    414,761,552,107.20x = 622,142,328,160.80 × 398,508,243,998.40
  4. Step 4: Simplify right side
    414,761,552,107.20x = 247,928,846,712,436,779,122,688
  5. Step 5: Solve for x
    x = 247,928,846,712,436,779,122,688/414,761,552,107.20
  6. Step 6: Final answer
    x = 597,762,365,997.60

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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.