Home / 69,671,674.96-96,005,239.57-53,894,893.78

Finding the Fourth Proportional to 69,671,674.96, 96,005,239.57 and 53,894,893.78

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Solution

The fourth proportional to 69,671,674.96, 96,005,239.57 and 53,894,893.78 is: 74,265,362.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,671,674.96 : 96,005,239.57 = 53,894,893.78 : x
  2. Step 2: Convert to fraction form
    69,671,674.96/96,005,239.57 = 53,894,893.78/x
  3. Step 3: Cross multiply
    69,671,674.96x = 96,005,239.57 × 53,894,893.78
  4. Step 4: Simplify right side
    69,671,674.96x = 5,174,192,188,948,603
  5. Step 5: Solve for x
    x = 5,174,192,188,948,603/69,671,674.96
  6. Step 6: Final answer
    x = 74,265,362.39

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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.