Home / 443,466,711.83-611,988,027.60-245,241,543.88

Finding the Fourth Proportional to 443,466,711.83, 611,988,027.60 and 245,241,543.88

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Solution

The fourth proportional to 443,466,711.83, 611,988,027.60 and 245,241,543.88 is: 338,435,523.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,466,711.83 : 611,988,027.60 = 245,241,543.88 : x
  2. Step 2: Convert to fraction form
    443,466,711.83/611,988,027.60 = 245,241,543.88/x
  3. Step 3: Cross multiply
    443,466,711.83x = 611,988,027.60 × 245,241,543.88
  4. Step 4: Simplify right side
    443,466,711.83x = 150,084,888,725,015,008
  5. Step 5: Solve for x
    x = 150,084,888,725,015,008/443,466,711.83
  6. Step 6: Final answer
    x = 338,435,523.39

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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.