Home / 398,575,007.70-597,862,511.55-296,538,335.70

Finding the Fourth Proportional to 398,575,007.70, 597,862,511.55 and 296,538,335.70

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Solution

The fourth proportional to 398,575,007.70, 597,862,511.55 and 296,538,335.70 is: 444,807,503.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    398,575,007.70 : 597,862,511.55 = 296,538,335.70 : x
  2. Step 2: Convert to fraction form
    398,575,007.70/597,862,511.55 = 296,538,335.70/x
  3. Step 3: Cross multiply
    398,575,007.70x = 597,862,511.55 × 296,538,335.70
  4. Step 4: Simplify right side
    398,575,007.70x = 177,289,154,152,459,008
  5. Step 5: Solve for x
    x = 177,289,154,152,459,008/398,575,007.70
  6. Step 6: Final answer
    x = 444,807,503.55

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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.