Home / 133,039,153.60-199,390,768.80-117,922,609.60

Finding the Fourth Proportional to 133,039,153.60, 199,390,768.80 and 117,922,609.60

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Solution

The fourth proportional to 133,039,153.60, 199,390,768.80 and 117,922,609.60 is: 176,735,037.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,039,153.60 : 199,390,768.80 = 117,922,609.60 : x
  2. Step 2: Convert to fraction form
    133,039,153.60/199,390,768.80 = 117,922,609.60/x
  3. Step 3: Cross multiply
    133,039,153.60x = 199,390,768.80 × 117,922,609.60
  4. Step 4: Simplify right side
    133,039,153.60x = 23,512,679,787,046,260
  5. Step 5: Solve for x
    x = 23,512,679,787,046,260/133,039,153.60
  6. Step 6: Final answer
    x = 176,735,037.40

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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.