Home / 122,644,887.40-183,967,331.10-100,725,898.60

Finding the Fourth Proportional to 122,644,887.40, 183,967,331.10 and 100,725,898.60

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Solution

The fourth proportional to 122,644,887.40, 183,967,331.10 and 100,725,898.60 is: 151,088,847.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,644,887.40 : 183,967,331.10 = 100,725,898.60 : x
  2. Step 2: Convert to fraction form
    122,644,887.40/183,967,331.10 = 100,725,898.60/x
  3. Step 3: Cross multiply
    122,644,887.40x = 183,967,331.10 × 100,725,898.60
  4. Step 4: Simplify right side
    122,644,887.40x = 18,530,274,738,091,224
  5. Step 5: Solve for x
    x = 18,530,274,738,091,224/122,644,887.40
  6. Step 6: Final answer
    x = 151,088,847.90

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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.