Home / 104,666,778.63-157,000,157.55-27,987,813.90

Finding the Fourth Proportional to 104,666,778.63, 157,000,157.55 and 27,987,813.90

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Solution

The fourth proportional to 104,666,778.63, 157,000,157.55 and 27,987,813.90 is: 41,981,718.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,666,778.63 : 157,000,157.55 = 27,987,813.90 : x
  2. Step 2: Convert to fraction form
    104,666,778.63/157,000,157.55 = 27,987,813.90/x
  3. Step 3: Cross multiply
    104,666,778.63x = 157,000,157.55 × 27,987,813.90
  4. Step 4: Simplify right side
    104,666,778.63x = 4,394,091,191,780,080
  5. Step 5: Solve for x
    x = 4,394,091,191,780,080/104,666,778.63
  6. Step 6: Final answer
    x = 41,981,718.07

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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.