Home / 551,123,583.70-760,550,210.21-303,604,937.95

Finding the Fourth Proportional to 551,123,583.70, 760,550,210.21 and 303,604,937.95

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Solution

The fourth proportional to 551,123,583.70, 760,550,210.21 and 303,604,937.95 is: 418,974,629.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,123,583.70 : 760,550,210.21 = 303,604,937.95 : x
  2. Step 2: Convert to fraction form
    551,123,583.70/760,550,210.21 = 303,604,937.95/x
  3. Step 3: Cross multiply
    551,123,583.70x = 760,550,210.21 × 303,604,937.95
  4. Step 4: Simplify right side
    551,123,583.70x = 230,906,799,375,247,104
  5. Step 5: Solve for x
    x = 230,906,799,375,247,104/551,123,583.70
  6. Step 6: Final answer
    x = 418,974,629.66

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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.