Home / 87,525,088.83-120,789,272.07-50,361,015.83

Finding the Fourth Proportional to 87,525,088.83, 120,789,272.07 and 50,361,015.83

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Solution

The fourth proportional to 87,525,088.83, 120,789,272.07 and 50,361,015.83 is: 69,500,877.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,525,088.83 : 120,789,272.07 = 50,361,015.83 : x
  2. Step 2: Convert to fraction form
    87,525,088.83/120,789,272.07 = 50,361,015.83/x
  3. Step 3: Cross multiply
    87,525,088.83x = 120,789,272.07 × 50,361,015.83
  4. Step 4: Simplify right side
    87,525,088.83x = 6,083,070,442,207,501
  5. Step 5: Solve for x
    x = 6,083,070,442,207,501/87,525,088.83
  6. Step 6: Final answer
    x = 69,500,877.10

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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.