Home / 455,344,893.49-628,376,155.89-246,501,029.38

Finding the Fourth Proportional to 455,344,893.49, 628,376,155.89 and 246,501,029.38

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Solution

The fourth proportional to 455,344,893.49, 628,376,155.89 and 246,501,029.38 is: 340,171,530.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,344,893.49 : 628,376,155.89 = 246,501,029.38 : x
  2. Step 2: Convert to fraction form
    455,344,893.49/628,376,155.89 = 246,501,029.38/x
  3. Step 3: Cross multiply
    455,344,893.49x = 628,376,155.89 × 246,501,029.38
  4. Step 4: Simplify right side
    455,344,893.49x = 154,895,369,264,732,352
  5. Step 5: Solve for x
    x = 154,895,369,264,732,352/455,344,893.49
  6. Step 6: Final answer
    x = 340,171,530.37

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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.