Home / 308,151,337.17-461,937,660.78-103,536,317.01

Finding the Fourth Proportional to 308,151,337.17, 461,937,660.78 and 103,536,317.01

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Solution

The fourth proportional to 308,151,337.17, 461,937,660.78 and 103,536,317.01 is: 155,207,257.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,151,337.17 : 461,937,660.78 = 103,536,317.01 : x
  2. Step 2: Convert to fraction form
    308,151,337.17/461,937,660.78 = 103,536,317.01/x
  3. Step 3: Cross multiply
    308,151,337.17x = 461,937,660.78 × 103,536,317.01
  4. Step 4: Simplify right side
    308,151,337.17x = 47,827,324,085,375,920
  5. Step 5: Solve for x
    x = 47,827,324,085,375,920/308,151,337.17
  6. Step 6: Final answer
    x = 155,207,257.98

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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.