Home / 111,893,763.86-153,295,003.34-107,700,016.50

Finding the Fourth Proportional to 111,893,763.86, 153,295,003.34 and 107,700,016.50

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Solution

The fourth proportional to 111,893,763.86, 153,295,003.34 and 107,700,016.50 is: 147,549,548.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,893,763.86 : 153,295,003.34 = 107,700,016.50 : x
  2. Step 2: Convert to fraction form
    111,893,763.86/153,295,003.34 = 107,700,016.50/x
  3. Step 3: Cross multiply
    111,893,763.86x = 153,295,003.34 × 107,700,016.50
  4. Step 4: Simplify right side
    111,893,763.86x = 16,509,874,388,950,930
  5. Step 5: Solve for x
    x = 16,509,874,388,950,930/111,893,763.86
  6. Step 6: Final answer
    x = 147,549,548.96

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.