Home / 1,443,594,231.27-1,992,106,695.02-783,530,337.51

Finding the Fourth Proportional to 1,443,594,231.27, 1,992,106,695.02 and 783,530,337.51

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Solution

The fourth proportional to 1,443,594,231.27, 1,992,106,695.02 and 783,530,337.51 is: 1,081,242,912.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,443,594,231.27 : 1,992,106,695.02 = 783,530,337.51 : x
  2. Step 2: Convert to fraction form
    1,443,594,231.27/1,992,106,695.02 = 783,530,337.51/x
  3. Step 3: Cross multiply
    1,443,594,231.27x = 1,992,106,695.02 × 783,530,337.51
  4. Step 4: Simplify right side
    1,443,594,231.27x = 1,560,876,031,101,033,728
  5. Step 5: Solve for x
    x = 1,560,876,031,101,033,728/1,443,594,231.27
  6. Step 6: Final answer
    x = 1,081,242,912.51

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Double scale
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1.5x scale

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.