Home / 122,476,034.40-183,501,475.20-79,323,025.20

Finding the Fourth Proportional to 122,476,034.40, 183,501,475.20 and 79,323,025.20

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Solution

The fourth proportional to 122,476,034.40, 183,501,475.20 and 79,323,025.20 is: 118,846,860.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,476,034.40 : 183,501,475.20 = 79,323,025.20 : x
  2. Step 2: Convert to fraction form
    122,476,034.40/183,501,475.20 = 79,323,025.20/x
  3. Step 3: Cross multiply
    122,476,034.40x = 183,501,475.20 × 79,323,025.20
  4. Step 4: Simplify right side
    122,476,034.40x = 14,555,892,141,526,774
  5. Step 5: Solve for x
    x = 14,555,892,141,526,774/122,476,034.40
  6. Step 6: Final answer
    x = 118,846,860.23

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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.