Home / 426,817,317.52-588,827,538.03-285,733,992.79

Finding the Fourth Proportional to 426,817,317.52, 588,827,538.03 and 285,733,992.79

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Solution

The fourth proportional to 426,817,317.52, 588,827,538.03 and 285,733,992.79 is: 394,192,167.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,817,317.52 : 588,827,538.03 = 285,733,992.79 : x
  2. Step 2: Convert to fraction form
    426,817,317.52/588,827,538.03 = 285,733,992.79/x
  3. Step 3: Cross multiply
    426,817,317.52x = 588,827,538.03 × 285,733,992.79
  4. Step 4: Simplify right side
    426,817,317.52x = 168,248,043,506,017,472
  5. Step 5: Solve for x
    x = 168,248,043,506,017,472/426,817,317.52
  6. Step 6: Final answer
    x = 394,192,167.47

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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.