Home / 122,133,999.70-183,200,999.55-64,738,371.70

Finding the Fourth Proportional to 122,133,999.70, 183,200,999.55 and 64,738,371.70

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Solution

The fourth proportional to 122,133,999.70, 183,200,999.55 and 64,738,371.70 is: 97,107,557.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,133,999.70 : 183,200,999.55 = 64,738,371.70 : x
  2. Step 2: Convert to fraction form
    122,133,999.70/183,200,999.55 = 64,738,371.70/x
  3. Step 3: Cross multiply
    122,133,999.70x = 183,200,999.55 × 64,738,371.70
  4. Step 4: Simplify right side
    122,133,999.70x = 11,860,134,404,679,434
  5. Step 5: Solve for x
    x = 11,860,134,404,679,434/122,133,999.70
  6. Step 6: Final answer
    x = 97,107,557.55

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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.