Home / 115,202,833.80-172,804,417-47,045,525.54

Finding the Fourth Proportional to 115,202,833.80, 172,804,417 and 47,045,525.54

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Solution

The fourth proportional to 115,202,833.80, 172,804,417 and 47,045,525.54 is: 70,568,356.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,202,833.80 : 172,804,417 = 47,045,525.54 : x
  2. Step 2: Convert to fraction form
    115,202,833.80/172,804,417 = 47,045,525.54/x
  3. Step 3: Cross multiply
    115,202,833.80x = 172,804,417 × 47,045,525.54
  4. Step 4: Simplify right side
    115,202,833.80x = 8,129,674,613,398,310
  5. Step 5: Solve for x
    x = 8,129,674,613,398,310/115,202,833.80
  6. Step 6: Final answer
    x = 70,568,356.22

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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.