Home / 87,093,346.89-130,642,849.67-25,677,355.58

Finding the Fourth Proportional to 87,093,346.89, 130,642,849.67 and 25,677,355.58

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Solution

The fourth proportional to 87,093,346.89, 130,642,849.67 and 25,677,355.58 is: 38,516,867.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,093,346.89 : 130,642,849.67 = 25,677,355.58 : x
  2. Step 2: Convert to fraction form
    87,093,346.89/130,642,849.67 = 25,677,355.58/x
  3. Step 3: Cross multiply
    87,093,346.89x = 130,642,849.67 × 25,677,355.58
  4. Step 4: Simplify right side
    87,093,346.89x = 3,354,562,904,961,075.50
  5. Step 5: Solve for x
    x = 3,354,562,904,961,075.50/87,093,346.89
  6. Step 6: Final answer
    x = 38,516,867.53

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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.