Home / 460,839,254.94-691,259,582.19-188,210,021.94

Finding the Fourth Proportional to 460,839,254.94, 691,259,582.19 and 188,210,021.94

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Solution

The fourth proportional to 460,839,254.94, 691,259,582.19 and 188,210,021.94 is: 282,315,318.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,839,254.94 : 691,259,582.19 = 188,210,021.94 : x
  2. Step 2: Convert to fraction form
    460,839,254.94/691,259,582.19 = 188,210,021.94/x
  3. Step 3: Cross multiply
    460,839,254.94x = 691,259,582.19 × 188,210,021.94
  4. Step 4: Simplify right side
    460,839,254.94x = 130,101,981,130,215,136
  5. Step 5: Solve for x
    x = 130,101,981,130,215,136/460,839,254.94
  6. Step 6: Final answer
    x = 282,315,318.71

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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.