Home / 39,351,854,990.68-58,980,357,680.82-18,074,942,945.80

Finding the Fourth Proportional to 39,351,854,990.68, 58,980,357,680.82 and 18,074,942,945.80

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Solution

The fourth proportional to 39,351,854,990.68, 58,980,357,680.82 and 18,074,942,945.80 is: 27,090,631,439.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,351,854,990.68 : 58,980,357,680.82 = 18,074,942,945.80 : x
  2. Step 2: Convert to fraction form
    39,351,854,990.68/58,980,357,680.82 = 18,074,942,945.80/x
  3. Step 3: Cross multiply
    39,351,854,990.68x = 58,980,357,680.82 × 18,074,942,945.80
  4. Step 4: Simplify right side
    39,351,854,990.68x = 1,066,066,600,003,698,294,784
  5. Step 5: Solve for x
    x = 1,066,066,600,003,698,294,784/39,351,854,990.68
  6. Step 6: Final answer
    x = 27,090,631,439.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.