Home / 462,458,253.74-693,765,136.72-229,300,472.42

Finding the Fourth Proportional to 462,458,253.74, 693,765,136.72 and 229,300,472.42

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Solution

The fourth proportional to 462,458,253.74, 693,765,136.72 and 229,300,472.42 is: 343,989,262.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,458,253.74 : 693,765,136.72 = 229,300,472.42 : x
  2. Step 2: Convert to fraction form
    462,458,253.74/693,765,136.72 = 229,300,472.42/x
  3. Step 3: Cross multiply
    462,458,253.74x = 693,765,136.72 × 229,300,472.42
  4. Step 4: Simplify right side
    462,458,253.74x = 159,080,673,598,421,888
  5. Step 5: Solve for x
    x = 159,080,673,598,421,888/462,458,253.74
  6. Step 6: Final answer
    x = 343,989,262.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.