Home / 579,345,068.16-799,300,539.84-328,422,558.72

Finding the Fourth Proportional to 579,345,068.16, 799,300,539.84 and 328,422,558.72

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Solution

The fourth proportional to 579,345,068.16, 799,300,539.84 and 328,422,558.72 is: 453,112,217.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,345,068.16 : 799,300,539.84 = 328,422,558.72 : x
  2. Step 2: Convert to fraction form
    579,345,068.16/799,300,539.84 = 328,422,558.72/x
  3. Step 3: Cross multiply
    579,345,068.16x = 799,300,539.84 × 328,422,558.72
  4. Step 4: Simplify right side
    579,345,068.16x = 262,508,328,480,530,144
  5. Step 5: Solve for x
    x = 262,508,328,480,530,144/579,345,068.16
  6. Step 6: Final answer
    x = 453,112,217.41

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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.