Home / 414,814,537.42-572,437,289.80-226,638,781.74

Finding the Fourth Proportional to 414,814,537.42, 572,437,289.80 and 226,638,781.74

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Solution

The fourth proportional to 414,814,537.42, 572,437,289.80 and 226,638,781.74 is: 312,757,818.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,814,537.42 : 572,437,289.80 = 226,638,781.74 : x
  2. Step 2: Convert to fraction form
    414,814,537.42/572,437,289.80 = 226,638,781.74/x
  3. Step 3: Cross multiply
    414,814,537.42x = 572,437,289.80 × 226,638,781.74
  4. Step 4: Simplify right side
    414,814,537.42x = 129,736,489,983,102,624
  5. Step 5: Solve for x
    x = 129,736,489,983,102,624/414,814,537.42
  6. Step 6: Final answer
    x = 312,757,818.93

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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.