Home / 338,974,801.89-507,474,454.44-251,921,776.77

Finding the Fourth Proportional to 338,974,801.89, 507,474,454.44 and 251,921,776.77

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Solution

The fourth proportional to 338,974,801.89, 507,474,454.44 and 251,921,776.77 is: 377,148,583.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,974,801.89 : 507,474,454.44 = 251,921,776.77 : x
  2. Step 2: Convert to fraction form
    338,974,801.89/507,474,454.44 = 251,921,776.77/x
  3. Step 3: Cross multiply
    338,974,801.89x = 507,474,454.44 × 251,921,776.77
  4. Step 4: Simplify right side
    338,974,801.89x = 127,843,866,227,911,216
  5. Step 5: Solve for x
    x = 127,843,866,227,911,216/338,974,801.89
  6. Step 6: Final answer
    x = 377,148,583.07

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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.