Home / 103,080,816.08-154,284,769.56-75,779,876.24

Finding the Fourth Proportional to 103,080,816.08, 154,284,769.56 and 75,779,876.24

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Solution

The fourth proportional to 103,080,816.08, 154,284,769.56 and 75,779,876.24 is: 113,422,469.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,080,816.08 : 154,284,769.56 = 75,779,876.24 : x
  2. Step 2: Convert to fraction form
    103,080,816.08/154,284,769.56 = 75,779,876.24/x
  3. Step 3: Cross multiply
    103,080,816.08x = 154,284,769.56 × 75,779,876.24
  4. Step 4: Simplify right side
    103,080,816.08x = 11,691,680,742,973,718
  5. Step 5: Solve for x
    x = 11,691,680,742,973,718/103,080,816.08
  6. Step 6: Final answer
    x = 113,422,469.74

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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.