Home / 87,288,588.74-130,970,640.23-46,851,833.54

Finding the Fourth Proportional to 87,288,588.74, 130,970,640.23 and 46,851,833.54

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Solution

The fourth proportional to 87,288,588.74, 130,970,640.23 and 46,851,833.54 is: 70,298,016.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,288,588.74 : 130,970,640.23 = 46,851,833.54 : x
  2. Step 2: Convert to fraction form
    87,288,588.74/130,970,640.23 = 46,851,833.54/x
  3. Step 3: Cross multiply
    87,288,588.74x = 130,970,640.23 × 46,851,833.54
  4. Step 4: Simplify right side
    87,288,588.74x = 6,136,214,634,683,187
  5. Step 5: Solve for x
    x = 6,136,214,634,683,187/87,288,588.74
  6. Step 6: Final answer
    x = 70,298,016.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.