Home / 364,718,321.92-503,312,113.56-197,456,343.22

Finding the Fourth Proportional to 364,718,321.92, 503,312,113.56 and 197,456,343.22

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Solution

The fourth proportional to 364,718,321.92, 503,312,113.56 and 197,456,343.22 is: 272,490,202.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,718,321.92 : 503,312,113.56 = 197,456,343.22 : x
  2. Step 2: Convert to fraction form
    364,718,321.92/503,312,113.56 = 197,456,343.22/x
  3. Step 3: Cross multiply
    364,718,321.92x = 503,312,113.56 × 197,456,343.22
  4. Step 4: Simplify right side
    364,718,321.92x = 99,382,169,441,886,976
  5. Step 5: Solve for x
    x = 99,382,169,441,886,976/364,718,321.92
  6. Step 6: Final answer
    x = 272,490,202.63

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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.