Home / 417,489,417.07-576,119,611.73-231,862,390.18

Finding the Fourth Proportional to 417,489,417.07, 576,119,611.73 and 231,862,390.18

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Solution

The fourth proportional to 417,489,417.07, 576,119,611.73 and 231,862,390.18 is: 319,961,332.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,489,417.07 : 576,119,611.73 = 231,862,390.18 : x
  2. Step 2: Convert to fraction form
    417,489,417.07/576,119,611.73 = 231,862,390.18/x
  3. Step 3: Cross multiply
    417,489,417.07x = 576,119,611.73 × 231,862,390.18
  4. Step 4: Simplify right side
    417,489,417.07x = 133,580,470,204,426,096
  5. Step 5: Solve for x
    x = 133,580,470,204,426,096/417,489,417.07
  6. Step 6: Final answer
    x = 319,961,332.54

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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.