Home / 75,397,182.28-104,056,536.68-45,644,223.78

Finding the Fourth Proportional to 75,397,182.28, 104,056,536.68 and 45,644,223.78

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Solution

The fourth proportional to 75,397,182.28, 104,056,536.68 and 45,644,223.78 is: 62,994,129.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,397,182.28 : 104,056,536.68 = 45,644,223.78 : x
  2. Step 2: Convert to fraction form
    75,397,182.28/104,056,536.68 = 45,644,223.78/x
  3. Step 3: Cross multiply
    75,397,182.28x = 104,056,536.68 × 45,644,223.78
  4. Step 4: Simplify right side
    75,397,182.28x = 4,749,579,845,993,699
  5. Step 5: Solve for x
    x = 4,749,579,845,993,699/75,397,182.28
  6. Step 6: Final answer
    x = 62,994,129.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.