Home / 199,623,856.80-299,435,785.20-176,193,213.60

Finding the Fourth Proportional to 199,623,856.80, 299,435,785.20 and 176,193,213.60

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Solution

The fourth proportional to 199,623,856.80, 299,435,785.20 and 176,193,213.60 is: 264,289,820.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,623,856.80 : 299,435,785.20 = 176,193,213.60 : x
  2. Step 2: Convert to fraction form
    199,623,856.80/299,435,785.20 = 176,193,213.60/x
  3. Step 3: Cross multiply
    199,623,856.80x = 299,435,785.20 × 176,193,213.60
  4. Step 4: Simplify right side
    199,623,856.80x = 52,758,553,261,227,312
  5. Step 5: Solve for x
    x = 52,758,553,261,227,312/199,623,856.80
  6. Step 6: Final answer
    x = 264,289,820.40

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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.