Home / 383,317,277.20-574,975,915.80-360,642,461.20

Finding the Fourth Proportional to 383,317,277.20, 574,975,915.80 and 360,642,461.20

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Solution

The fourth proportional to 383,317,277.20, 574,975,915.80 and 360,642,461.20 is: 540,963,691.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,317,277.20 : 574,975,915.80 = 360,642,461.20 : x
  2. Step 2: Convert to fraction form
    383,317,277.20/574,975,915.80 = 360,642,461.20/x
  3. Step 3: Cross multiply
    383,317,277.20x = 574,975,915.80 × 360,642,461.20
  4. Step 4: Simplify right side
    383,317,277.20x = 207,360,729,404,835,936
  5. Step 5: Solve for x
    x = 207,360,729,404,835,936/383,317,277.20
  6. Step 6: Final answer
    x = 540,963,691.80

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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.