Home / 64,890,387.16-89,548,727.62-35,521,739.62

Finding the Fourth Proportional to 64,890,387.16, 89,548,727.62 and 35,521,739.62

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Solution

The fourth proportional to 64,890,387.16, 89,548,727.62 and 35,521,739.62 is: 49,019,997.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,890,387.16 : 89,548,727.62 = 35,521,739.62 : x
  2. Step 2: Convert to fraction form
    64,890,387.16/89,548,727.62 = 35,521,739.62/x
  3. Step 3: Cross multiply
    64,890,387.16x = 89,548,727.62 × 35,521,739.62
  4. Step 4: Simplify right side
    64,890,387.16x = 3,180,926,585,819,942
  5. Step 5: Solve for x
    x = 3,180,926,585,819,942/64,890,387.16
  6. Step 6: Final answer
    x = 49,019,997.03

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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.