Home / 613,664,466.38-846,856,931.22-331,406,880.02

Finding the Fourth Proportional to 613,664,466.38, 846,856,931.22 and 331,406,880.02

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Solution

The fourth proportional to 613,664,466.38, 846,856,931.22 and 331,406,880.02 is: 457,341,476.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,664,466.38 : 846,856,931.22 = 331,406,880.02 : x
  2. Step 2: Convert to fraction form
    613,664,466.38/846,856,931.22 = 331,406,880.02/x
  3. Step 3: Cross multiply
    613,664,466.38x = 846,856,931.22 × 331,406,880.02
  4. Step 4: Simplify right side
    613,664,466.38x = 280,654,213,398,931,936
  5. Step 5: Solve for x
    x = 280,654,213,398,931,936/613,664,466.38
  6. Step 6: Final answer
    x = 457,341,476.94

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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.