Home / 1,040,250,834.41-1,560,210,151.64-303,148,322.60

Finding the Fourth Proportional to 1,040,250,834.41, 1,560,210,151.64 and 303,148,322.60

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Solution

The fourth proportional to 1,040,250,834.41, 1,560,210,151.64 and 303,148,322.60 is: 454,674,079.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,250,834.41 : 1,560,210,151.64 = 303,148,322.60 : x
  2. Step 2: Convert to fraction form
    1,040,250,834.41/1,560,210,151.64 = 303,148,322.60/x
  3. Step 3: Cross multiply
    1,040,250,834.41x = 1,560,210,151.64 × 303,148,322.60
  4. Step 4: Simplify right side
    1,040,250,834.41x = 472,975,090,363,840,896
  5. Step 5: Solve for x
    x = 472,975,090,363,840,896/1,040,250,834.41
  6. Step 6: Final answer
    x = 454,674,079.29

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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.