Home / 239,555,640.78-359,297,419.32-67,010,088.78

Finding the Fourth Proportional to 239,555,640.78, 359,297,419.32 and 67,010,088.78

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Solution

The fourth proportional to 239,555,640.78, 359,297,419.32 and 67,010,088.78 is: 100,505,051.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,555,640.78 : 359,297,419.32 = 67,010,088.78 : x
  2. Step 2: Convert to fraction form
    239,555,640.78/359,297,419.32 = 67,010,088.78/x
  3. Step 3: Cross multiply
    239,555,640.78x = 359,297,419.32 × 67,010,088.78
  4. Step 4: Simplify right side
    239,555,640.78x = 24,076,551,967,058,088
  5. Step 5: Solve for x
    x = 24,076,551,967,058,088/239,555,640.78
  6. Step 6: Final answer
    x = 100,505,051.31

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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.