Home / 128,798,829,561.76-193,286,494,582.20-44,952,560,898.52

Finding the Fourth Proportional to 128,798,829,561.76, 193,286,494,582.20 and 44,952,560,898.52

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Solution

The fourth proportional to 128,798,829,561.76, 193,286,494,582.20 and 44,952,560,898.52 is: 67,459,641,893.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    128,798,829,561.76 : 193,286,494,582.20 = 44,952,560,898.52 : x
  2. Step 2: Convert to fraction form
    128,798,829,561.76/193,286,494,582.20 = 44,952,560,898.52/x
  3. Step 3: Cross multiply
    128,798,829,561.76x = 193,286,494,582.20 × 44,952,560,898.52
  4. Step 4: Simplify right side
    128,798,829,561.76x = 8,688,722,918,567,800,995,840
  5. Step 5: Solve for x
    x = 8,688,722,918,567,800,995,840/128,798,829,561.76
  6. Step 6: Final answer
    x = 67,459,641,893.73

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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.