Home / 213,288,463.76-294,254,747.96-123,965,566.34

Finding the Fourth Proportional to 213,288,463.76, 294,254,747.96 and 123,965,566.34

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Solution

The fourth proportional to 213,288,463.76, 294,254,747.96 and 123,965,566.34 is: 171,024,048.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,288,463.76 : 294,254,747.96 = 123,965,566.34 : x
  2. Step 2: Convert to fraction form
    213,288,463.76/294,254,747.96 = 123,965,566.34/x
  3. Step 3: Cross multiply
    213,288,463.76x = 294,254,747.96 × 123,965,566.34
  4. Step 4: Simplify right side
    213,288,463.76x = 36,477,456,479,095,360
  5. Step 5: Solve for x
    x = 36,477,456,479,095,360/213,288,463.76
  6. Step 6: Final answer
    x = 171,024,048.07

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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.