Home / 275,819,332.80-413,728,999.20-122,302,430.40

Finding the Fourth Proportional to 275,819,332.80, 413,728,999.20 and 122,302,430.40

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Solution

The fourth proportional to 275,819,332.80, 413,728,999.20 and 122,302,430.40 is: 183,453,645.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,819,332.80 : 413,728,999.20 = 122,302,430.40 : x
  2. Step 2: Convert to fraction form
    275,819,332.80/413,728,999.20 = 122,302,430.40/x
  3. Step 3: Cross multiply
    275,819,332.80x = 413,728,999.20 × 122,302,430.40
  4. Step 4: Simplify right side
    275,819,332.80x = 50,600,062,129,119,656
  5. Step 5: Solve for x
    x = 50,600,062,129,119,656/275,819,332.80
  6. Step 6: Final answer
    x = 183,453,645.60

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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.