Home / 71,369,650.08-98,468,418.96-40,424,902.56

Finding the Fourth Proportional to 71,369,650.08, 98,468,418.96 and 40,424,902.56

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Solution

The fourth proportional to 71,369,650.08, 98,468,418.96 and 40,424,902.56 is: 55,774,075.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,369,650.08 : 98,468,418.96 = 40,424,902.56 : x
  2. Step 2: Convert to fraction form
    71,369,650.08/98,468,418.96 = 40,424,902.56/x
  3. Step 3: Cross multiply
    71,369,650.08x = 98,468,418.96 × 40,424,902.56
  4. Step 4: Simplify right side
    71,369,650.08x = 3,980,576,241,695,256.50
  5. Step 5: Solve for x
    x = 3,980,576,241,695,256.50/71,369,650.08
  6. Step 6: Final answer
    x = 55,774,075.36

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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.