Home / 139,968,149.80-209,952,224.70-49,058,933.80

Finding the Fourth Proportional to 139,968,149.80, 209,952,224.70 and 49,058,933.80

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Solution

The fourth proportional to 139,968,149.80, 209,952,224.70 and 49,058,933.80 is: 73,588,400.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,968,149.80 : 209,952,224.70 = 49,058,933.80 : x
  2. Step 2: Convert to fraction form
    139,968,149.80/209,952,224.70 = 49,058,933.80/x
  3. Step 3: Cross multiply
    139,968,149.80x = 209,952,224.70 × 49,058,933.80
  4. Step 4: Simplify right side
    139,968,149.80x = 10,300,032,292,720,024
  5. Step 5: Solve for x
    x = 10,300,032,292,720,024/139,968,149.80
  6. Step 6: Final answer
    x = 73,588,400.70

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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.