Home / 340,647,389.67-510,971,084.51-107,501,731.16

Finding the Fourth Proportional to 340,647,389.67, 510,971,084.51 and 107,501,731.16

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Solution

The fourth proportional to 340,647,389.67, 510,971,084.51 and 107,501,731.16 is: 161,252,596.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,647,389.67 : 510,971,084.51 = 107,501,731.16 : x
  2. Step 2: Convert to fraction form
    340,647,389.67/510,971,084.51 = 107,501,731.16/x
  3. Step 3: Cross multiply
    340,647,389.67x = 510,971,084.51 × 107,501,731.16
  4. Step 4: Simplify right side
    340,647,389.67x = 54,930,276,154,435,296
  5. Step 5: Solve for x
    x = 54,930,276,154,435,296/340,647,389.67
  6. Step 6: Final answer
    x = 161,252,596.73

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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.