Home / 733,960,693.80-1,100,941,040.70-407,443,343.40

Finding the Fourth Proportional to 733,960,693.80, 1,100,941,040.70 and 407,443,343.40

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Solution

The fourth proportional to 733,960,693.80, 1,100,941,040.70 and 407,443,343.40 is: 611,165,015.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,960,693.80 : 1,100,941,040.70 = 407,443,343.40 : x
  2. Step 2: Convert to fraction form
    733,960,693.80/1,100,941,040.70 = 407,443,343.40/x
  3. Step 3: Cross multiply
    733,960,693.80x = 1,100,941,040.70 × 407,443,343.40
  4. Step 4: Simplify right side
    733,960,693.80x = 448,571,098,509,083,456
  5. Step 5: Solve for x
    x = 448,571,098,509,083,456/733,960,693.80
  6. Step 6: Final answer
    x = 611,165,015.10

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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.