Home / 69,231,481,875.03-95,542,430,874.42-38,331,766,455.93

Finding the Fourth Proportional to 69,231,481,875.03, 95,542,430,874.42 and 38,331,766,455.93

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Solution

The fourth proportional to 69,231,481,875.03, 95,542,430,874.42 and 38,331,766,455.93 is: 52,899,490,921.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,231,481,875.03 : 95,542,430,874.42 = 38,331,766,455.93 : x
  2. Step 2: Convert to fraction form
    69,231,481,875.03/95,542,430,874.42 = 38,331,766,455.93/x
  3. Step 3: Cross multiply
    69,231,481,875.03x = 95,542,430,874.42 × 38,331,766,455.93
  4. Step 4: Simplify right side
    69,231,481,875.03x = 3,662,310,146,909,988,716,544
  5. Step 5: Solve for x
    x = 3,662,310,146,909,988,716,544/69,231,481,875.03
  6. Step 6: Final answer
    x = 52,899,490,921.21

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1.5x scale

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.