Home / 785,056,657,610.50-1,083,378,189,588.60-424,174,472,107

Finding the Fourth Proportional to 785,056,657,610.50, 1,083,378,189,588.60 and 424,174,472,107

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Solution

The fourth proportional to 785,056,657,610.50, 1,083,378,189,588.60 and 424,174,472,107 is: 585,360,772,634.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,056,657,610.50 : 1,083,378,189,588.60 = 424,174,472,107 : x
  2. Step 2: Convert to fraction form
    785,056,657,610.50/1,083,378,189,588.60 = 424,174,472,107/x
  3. Step 3: Cross multiply
    785,056,657,610.50x = 1,083,378,189,588.60 × 424,174,472,107
  4. Step 4: Simplify right side
    785,056,657,610.50x = 459,541,371,660,981,728,444,416
  5. Step 5: Solve for x
    x = 459,541,371,660,981,728,444,416/785,056,657,610.50
  6. Step 6: Final answer
    x = 585,360,772,634.81

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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.