Home / 443,561,200.60-665,341,800.90-197,917,360.60

Finding the Fourth Proportional to 443,561,200.60, 665,341,800.90 and 197,917,360.60

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Solution

The fourth proportional to 443,561,200.60, 665,341,800.90 and 197,917,360.60 is: 296,876,040.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,561,200.60 : 665,341,800.90 = 197,917,360.60 : x
  2. Step 2: Convert to fraction form
    443,561,200.60/665,341,800.90 = 197,917,360.60/x
  3. Step 3: Cross multiply
    443,561,200.60x = 665,341,800.90 × 197,917,360.60
  4. Step 4: Simplify right side
    443,561,200.60x = 131,682,693,130,978,688
  5. Step 5: Solve for x
    x = 131,682,693,130,978,688/443,561,200.60
  6. Step 6: Final answer
    x = 296,876,040.90

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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.