Home / 75,083,161-103,614,762.18-40,744,345

Finding the Fourth Proportional to 75,083,161, 103,614,762.18 and 40,744,345

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Solution

The fourth proportional to 75,083,161, 103,614,762.18 and 40,744,345 is: 56,227,196.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,083,161 : 103,614,762.18 = 40,744,345 : x
  2. Step 2: Convert to fraction form
    75,083,161/103,614,762.18 = 40,744,345/x
  3. Step 3: Cross multiply
    75,083,161x = 103,614,762.18 × 40,744,345
  4. Step 4: Simplify right side
    75,083,161x = 4,221,715,617,354,872.50
  5. Step 5: Solve for x
    x = 4,221,715,617,354,872.50/75,083,161
  6. Step 6: Final answer
    x = 56,227,196.10

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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.