Home / 356,709,146.83-534,935,353.47-123,476,488.09

Finding the Fourth Proportional to 356,709,146.83, 534,935,353.47 and 123,476,488.09

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Solution

The fourth proportional to 356,709,146.83, 534,935,353.47 and 123,476,488.09 is: 185,170,297.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,709,146.83 : 534,935,353.47 = 123,476,488.09 : x
  2. Step 2: Convert to fraction form
    356,709,146.83/534,935,353.47 = 123,476,488.09/x
  3. Step 3: Cross multiply
    356,709,146.83x = 534,935,353.47 × 123,476,488.09
  4. Step 4: Simplify right side
    356,709,146.83x = 66,051,938,801,658,400
  5. Step 5: Solve for x
    x = 66,051,938,801,658,400/356,709,146.83
  6. Step 6: Final answer
    x = 185,170,297.39

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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.