Home / 199,272,037.70-298,908,056.55-118,650,469.70

Finding the Fourth Proportional to 199,272,037.70, 298,908,056.55 and 118,650,469.70

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Solution

The fourth proportional to 199,272,037.70, 298,908,056.55 and 118,650,469.70 is: 177,975,704.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,272,037.70 : 298,908,056.55 = 118,650,469.70 : x
  2. Step 2: Convert to fraction form
    199,272,037.70/298,908,056.55 = 118,650,469.70/x
  3. Step 3: Cross multiply
    199,272,037.70x = 298,908,056.55 × 118,650,469.70
  4. Step 4: Simplify right side
    199,272,037.70x = 35,465,581,306,771,664
  5. Step 5: Solve for x
    x = 35,465,581,306,771,664/199,272,037.70
  6. Step 6: Final answer
    x = 177,975,704.55

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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.