Home / 582,669,329.92-804,074,291.40-318,345,647.38

Finding the Fourth Proportional to 582,669,329.92, 804,074,291.40 and 318,345,647.38

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Solution

The fourth proportional to 582,669,329.92, 804,074,291.40 and 318,345,647.38 is: 439,311,866.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,669,329.92 : 804,074,291.40 = 318,345,647.38 : x
  2. Step 2: Convert to fraction form
    582,669,329.92/804,074,291.40 = 318,345,647.38/x
  3. Step 3: Cross multiply
    582,669,329.92x = 804,074,291.40 × 318,345,647.38
  4. Step 4: Simplify right side
    582,669,329.92x = 255,973,550,836,531,360
  5. Step 5: Solve for x
    x = 255,973,550,836,531,360/582,669,329.92
  6. Step 6: Final answer
    x = 439,311,866.43

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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.