Home / 213,254,451-319,881,676.50-51,696,387

Finding the Fourth Proportional to 213,254,451, 319,881,676.50 and 51,696,387

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Solution

The fourth proportional to 213,254,451, 319,881,676.50 and 51,696,387 is: 77,544,580.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,254,451 : 319,881,676.50 = 51,696,387 : x
  2. Step 2: Convert to fraction form
    213,254,451/319,881,676.50 = 51,696,387/x
  3. Step 3: Cross multiply
    213,254,451x = 319,881,676.50 × 51,696,387
  4. Step 4: Simplify right side
    213,254,451x = 16,536,726,942,552,806
  5. Step 5: Solve for x
    x = 16,536,726,942,552,806/213,254,451
  6. Step 6: Final answer
    x = 77,544,580.50

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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.