Home / 152,058,078.14-228,109,878.79-55,036,485.86

Finding the Fourth Proportional to 152,058,078.14, 228,109,878.79 and 55,036,485.86

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Solution

The fourth proportional to 152,058,078.14, 228,109,878.79 and 55,036,485.86 is: 82,562,967.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,058,078.14 : 228,109,878.79 = 55,036,485.86 : x
  2. Step 2: Convert to fraction form
    152,058,078.14/228,109,878.79 = 55,036,485.86/x
  3. Step 3: Cross multiply
    152,058,078.14x = 228,109,878.79 × 55,036,485.86
  4. Step 4: Simplify right side
    152,058,078.14x = 12,554,366,117,583,864
  5. Step 5: Solve for x
    x = 12,554,366,117,583,864/152,058,078.14
  6. Step 6: Final answer
    x = 82,562,967.20

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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.