Home / 700,438,229.46-966,571,359.21-382,914,860.94

Finding the Fourth Proportional to 700,438,229.46, 966,571,359.21 and 382,914,860.94

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Solution

The fourth proportional to 700,438,229.46, 966,571,359.21 and 382,914,860.94 is: 528,404,250.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,438,229.46 : 966,571,359.21 = 382,914,860.94 : x
  2. Step 2: Convert to fraction form
    700,438,229.46/966,571,359.21 = 382,914,860.94/x
  3. Step 3: Cross multiply
    700,438,229.46x = 966,571,359.21 × 382,914,860.94
  4. Step 4: Simplify right side
    700,438,229.46x = 370,114,537,600,483,968
  5. Step 5: Solve for x
    x = 370,114,537,600,483,968/700,438,229.46
  6. Step 6: Final answer
    x = 528,404,250.42

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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.