Home / 75,207,032.85-103,760,896.43-45,426,553.39

Finding the Fourth Proportional to 75,207,032.85, 103,760,896.43 and 45,426,553.39

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Solution

The fourth proportional to 75,207,032.85, 103,760,896.43 and 45,426,553.39 is: 62,673,658.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,207,032.85 : 103,760,896.43 = 45,426,553.39 : x
  2. Step 2: Convert to fraction form
    75,207,032.85/103,760,896.43 = 45,426,553.39/x
  3. Step 3: Cross multiply
    75,207,032.85x = 103,760,896.43 × 45,426,553.39
  4. Step 4: Simplify right side
    75,207,032.85x = 4,713,499,901,486,745
  5. Step 5: Solve for x
    x = 4,713,499,901,486,745/75,207,032.85
  6. Step 6: Final answer
    x = 62,673,658.60

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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.