Home / 412,826,115.83-569,700,133.74-227,187,131.51

Finding the Fourth Proportional to 412,826,115.83, 569,700,133.74 and 227,187,131.51

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Solution

The fourth proportional to 412,826,115.83, 569,700,133.74 and 227,187,131.51 is: 313,518,293.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,826,115.83 : 569,700,133.74 = 227,187,131.51 : x
  2. Step 2: Convert to fraction form
    412,826,115.83/569,700,133.74 = 227,187,131.51/x
  3. Step 3: Cross multiply
    412,826,115.83x = 569,700,133.74 × 227,187,131.51
  4. Step 4: Simplify right side
    412,826,115.83x = 129,428,539,206,678,208
  5. Step 5: Solve for x
    x = 129,428,539,206,678,208/412,826,115.83
  6. Step 6: Final answer
    x = 313,518,293.16

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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.