Home / 456,757,726.64-630,217,617.60-258,519,221.41

Finding the Fourth Proportional to 456,757,726.64, 630,217,617.60 and 258,519,221.41

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Solution

The fourth proportional to 456,757,726.64, 630,217,617.60 and 258,519,221.41 is: 356,695,373.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,757,726.64 : 630,217,617.60 = 258,519,221.41 : x
  2. Step 2: Convert to fraction form
    456,757,726.64/630,217,617.60 = 258,519,221.41/x
  3. Step 3: Cross multiply
    456,757,726.64x = 630,217,617.60 × 258,519,221.41
  4. Step 4: Simplify right side
    456,757,726.64x = 162,923,367,819,241,568
  5. Step 5: Solve for x
    x = 162,923,367,819,241,568/456,757,726.64
  6. Step 6: Final answer
    x = 356,695,373.32

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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.