Home / 233,678,423.71-322,456,136.25-129,230,496.73

Finding the Fourth Proportional to 233,678,423.71, 322,456,136.25 and 129,230,496.73

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Solution

The fourth proportional to 233,678,423.71, 322,456,136.25 and 129,230,496.73 is: 178,326,976.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,678,423.71 : 322,456,136.25 = 129,230,496.73 : x
  2. Step 2: Convert to fraction form
    233,678,423.71/322,456,136.25 = 129,230,496.73/x
  3. Step 3: Cross multiply
    233,678,423.71x = 322,456,136.25 × 129,230,496.73
  4. Step 4: Simplify right side
    233,678,423.71x = 41,671,166,661,224,064
  5. Step 5: Solve for x
    x = 41,671,166,661,224,064/233,678,423.71
  6. Step 6: Final answer
    x = 178,326,976.02

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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.