Home / 115,820,147.20-173,730,081.40-29,558,563.20

Finding the Fourth Proportional to 115,820,147.20, 173,730,081.40 and 29,558,563.20

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Solution

The fourth proportional to 115,820,147.20, 173,730,081.40 and 29,558,563.20 is: 44,337,809.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,820,147.20 : 173,730,081.40 = 29,558,563.20 : x
  2. Step 2: Convert to fraction form
    115,820,147.20/173,730,081.40 = 29,558,563.20/x
  3. Step 3: Cross multiply
    115,820,147.20x = 173,730,081.40 × 29,558,563.20
  4. Step 4: Simplify right side
    115,820,147.20x = 5,135,211,590,803,045
  5. Step 5: Solve for x
    x = 5,135,211,590,803,045/115,820,147.20
  6. Step 6: Final answer
    x = 44,337,809.22

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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.