Home / 338,217,093.58-507,141,013.83-101,832,136.78

Finding the Fourth Proportional to 338,217,093.58, 507,141,013.83 and 101,832,136.78

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Solution

The fourth proportional to 338,217,093.58, 507,141,013.83 and 101,832,136.78 is: 152,692,616.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,217,093.58 : 507,141,013.83 = 101,832,136.78 : x
  2. Step 2: Convert to fraction form
    338,217,093.58/507,141,013.83 = 101,832,136.78/x
  3. Step 3: Cross multiply
    338,217,093.58x = 507,141,013.83 × 101,832,136.78
  4. Step 4: Simplify right side
    338,217,093.58x = 51,643,253,087,084,432
  5. Step 5: Solve for x
    x = 51,643,253,087,084,432/338,217,093.58
  6. Step 6: Final answer
    x = 152,692,616.86

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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.