Home / 133,059,887.70-199,589,831.55-75,529,929.30

Finding the Fourth Proportional to 133,059,887.70, 199,589,831.55 and 75,529,929.30

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Solution

The fourth proportional to 133,059,887.70, 199,589,831.55 and 75,529,929.30 is: 113,294,893.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,059,887.70 : 199,589,831.55 = 75,529,929.30 : x
  2. Step 2: Convert to fraction form
    133,059,887.70/199,589,831.55 = 75,529,929.30/x
  3. Step 3: Cross multiply
    133,059,887.70x = 199,589,831.55 × 75,529,929.30
  4. Step 4: Simplify right side
    133,059,887.70x = 15,075,005,865,970,410
  5. Step 5: Solve for x
    x = 15,075,005,865,970,410/133,059,887.70
  6. Step 6: Final answer
    x = 113,294,893.95

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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.