Home / 115,202,830.79-172,804,412.50-47,045,522.54

Finding the Fourth Proportional to 115,202,830.79, 172,804,412.50 and 47,045,522.54

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Solution

The fourth proportional to 115,202,830.79, 172,804,412.50 and 47,045,522.54 is: 70,568,351.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,202,830.79 : 172,804,412.50 = 47,045,522.54 : x
  2. Step 2: Convert to fraction form
    115,202,830.79/172,804,412.50 = 47,045,522.54/x
  3. Step 3: Cross multiply
    115,202,830.79x = 172,804,412.50 × 47,045,522.54
  4. Step 4: Simplify right side
    115,202,830.79x = 8,129,673,883,280,208
  5. Step 5: Solve for x
    x = 8,129,673,883,280,208/115,202,830.79
  6. Step 6: Final answer
    x = 70,568,351.73

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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.