Home / 490,077,939.13-735,114,245.41-282,681,910.33

Finding the Fourth Proportional to 490,077,939.13, 735,114,245.41 and 282,681,910.33

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Solution

The fourth proportional to 490,077,939.13, 735,114,245.41 and 282,681,910.33 is: 424,021,329.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,077,939.13 : 735,114,245.41 = 282,681,910.33 : x
  2. Step 2: Convert to fraction form
    490,077,939.13/735,114,245.41 = 282,681,910.33/x
  3. Step 3: Cross multiply
    490,077,939.13x = 735,114,245.41 × 282,681,910.33
  4. Step 4: Simplify right side
    490,077,939.13x = 207,803,499,201,810,784
  5. Step 5: Solve for x
    x = 207,803,499,201,810,784/490,077,939.13
  6. Step 6: Final answer
    x = 424,021,329.28

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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.