Home / 462,324,114.24-638,003,905.44-253,476,812.16

Finding the Fourth Proportional to 462,324,114.24, 638,003,905.44 and 253,476,812.16

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Solution

The fourth proportional to 462,324,114.24, 638,003,905.44 and 253,476,812.16 is: 349,796,151.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,324,114.24 : 638,003,905.44 = 253,476,812.16 : x
  2. Step 2: Convert to fraction form
    462,324,114.24/638,003,905.44 = 253,476,812.16/x
  3. Step 3: Cross multiply
    462,324,114.24x = 638,003,905.44 × 253,476,812.16
  4. Step 4: Simplify right side
    462,324,114.24x = 161,719,196,096,561,280
  5. Step 5: Solve for x
    x = 161,719,196,096,561,280/462,324,114.24
  6. Step 6: Final answer
    x = 349,796,151.91

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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.