Home / 554,058,726.46-764,600,636.78-303,164,765.74

Finding the Fourth Proportional to 554,058,726.46, 764,600,636.78 and 303,164,765.74

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Solution

The fourth proportional to 554,058,726.46, 764,600,636.78 and 303,164,765.74 is: 418,367,154.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,058,726.46 : 764,600,636.78 = 303,164,765.74 : x
  2. Step 2: Convert to fraction form
    554,058,726.46/764,600,636.78 = 303,164,765.74/x
  3. Step 3: Cross multiply
    554,058,726.46x = 764,600,636.78 × 303,164,765.74
  4. Step 4: Simplify right side
    554,058,726.46x = 231,799,972,934,063,520
  5. Step 5: Solve for x
    x = 231,799,972,934,063,520/554,058,726.46
  6. Step 6: Final answer
    x = 418,367,154.71

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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.