Home / 73,402,859.80-101,302,400.91-40,368,930.76

Finding the Fourth Proportional to 73,402,859.80, 101,302,400.91 and 40,368,930.76

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Solution

The fourth proportional to 73,402,859.80, 101,302,400.91 and 40,368,930.76 is: 55,712,674.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,402,859.80 : 101,302,400.91 = 40,368,930.76 : x
  2. Step 2: Convert to fraction form
    73,402,859.80/101,302,400.91 = 40,368,930.76/x
  3. Step 3: Cross multiply
    73,402,859.80x = 101,302,400.91 × 40,368,930.76
  4. Step 4: Simplify right side
    73,402,859.80x = 4,089,469,608,157,550.50
  5. Step 5: Solve for x
    x = 4,089,469,608,157,550.50/73,402,859.80
  6. Step 6: Final answer
    x = 55,712,674.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.