Home / 733,258,938.11-1,011,866,532.40-415,740,544.61

Finding the Fourth Proportional to 733,258,938.11, 1,011,866,532.40 and 415,740,544.61

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Solution

The fourth proportional to 733,258,938.11, 1,011,866,532.40 and 415,740,544.61 is: 573,704,487.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,258,938.11 : 1,011,866,532.40 = 415,740,544.61 : x
  2. Step 2: Convert to fraction form
    733,258,938.11/1,011,866,532.40 = 415,740,544.61/x
  3. Step 3: Cross multiply
    733,258,938.11x = 1,011,866,532.40 × 415,740,544.61
  4. Step 4: Simplify right side
    733,258,938.11x = 420,673,943,250,529,536
  5. Step 5: Solve for x
    x = 420,673,943,250,529,536/733,258,938.11
  6. Step 6: Final answer
    x = 573,704,487.44

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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.