Home / 133,743,954.60-184,586,831.52-81,563,259.60

Finding the Fourth Proportional to 133,743,954.60, 184,586,831.52 and 81,563,259.60

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Solution

The fourth proportional to 133,743,954.60, 184,586,831.52 and 81,563,259.60 is: 112,569,601.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,743,954.60 : 184,586,831.52 = 81,563,259.60 : x
  2. Step 2: Convert to fraction form
    133,743,954.60/184,586,831.52 = 81,563,259.60/x
  3. Step 3: Cross multiply
    133,743,954.60x = 184,586,831.52 × 81,563,259.60
  4. Step 4: Simplify right side
    133,743,954.60x = 15,055,503,658,007,222
  5. Step 5: Solve for x
    x = 15,055,503,658,007,222/133,743,954.60
  6. Step 6: Final answer
    x = 112,569,601.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.