Home / 137,537,998.20-206,301,092.40-46,661,587.20

Finding the Fourth Proportional to 137,537,998.20, 206,301,092.40 and 46,661,587.20

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Solution

The fourth proportional to 137,537,998.20, 206,301,092.40 and 46,661,587.20 is: 69,990,377.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,537,998.20 : 206,301,092.40 = 46,661,587.20 : x
  2. Step 2: Convert to fraction form
    137,537,998.20/206,301,092.40 = 46,661,587.20/x
  3. Step 3: Cross multiply
    137,537,998.20x = 206,301,092.40 × 46,661,587.20
  4. Step 4: Simplify right side
    137,537,998.20x = 9,626,336,412,477,858
  5. Step 5: Solve for x
    x = 9,626,336,412,477,858/137,537,998.20
  6. Step 6: Final answer
    x = 69,990,377.48

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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.