Home / 443,202,649.18-611,622,060.44-242,259,793.58

Finding the Fourth Proportional to 443,202,649.18, 611,622,060.44 and 242,259,793.58

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Solution

The fourth proportional to 443,202,649.18, 611,622,060.44 and 242,259,793.58 is: 334,319,829.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,202,649.18 : 611,622,060.44 = 242,259,793.58 : x
  2. Step 2: Convert to fraction form
    443,202,649.18/611,622,060.44 = 242,259,793.58/x
  3. Step 3: Cross multiply
    443,202,649.18x = 611,622,060.44 × 242,259,793.58
  4. Step 4: Simplify right side
    443,202,649.18x = 148,171,434,111,486,432
  5. Step 5: Solve for x
    x = 148,171,434,111,486,432/443,202,649.18
  6. Step 6: Final answer
    x = 334,319,829.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.