Home / 74,282,867.91-102,513,559.34-41,243,118.66

Finding the Fourth Proportional to 74,282,867.91, 102,513,559.34 and 41,243,118.66

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Solution

The fourth proportional to 74,282,867.91, 102,513,559.34 and 41,243,118.66 is: 56,917,281.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,282,867.91 : 102,513,559.34 = 41,243,118.66 : x
  2. Step 2: Convert to fraction form
    74,282,867.91/102,513,559.34 = 41,243,118.66/x
  3. Step 3: Cross multiply
    74,282,867.91x = 102,513,559.34 × 41,243,118.66
  4. Step 4: Simplify right side
    74,282,867.91x = 4,227,978,891,912,355
  5. Step 5: Solve for x
    x = 4,227,978,891,912,355/74,282,867.91
  6. Step 6: Final answer
    x = 56,917,281.34

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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.