Home / 697,104,228.92-962,021,086.94-379,581,881.95

Finding the Fourth Proportional to 697,104,228.92, 962,021,086.94 and 379,581,881.95

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Solution

The fourth proportional to 697,104,228.92, 962,021,086.94 and 379,581,881.95 is: 523,832,390.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,104,228.92 : 962,021,086.94 = 379,581,881.95 : x
  2. Step 2: Convert to fraction form
    697,104,228.92/962,021,086.94 = 379,581,881.95/x
  3. Step 3: Cross multiply
    697,104,228.92x = 962,021,086.94 × 379,581,881.95
  4. Step 4: Simplify right side
    697,104,228.92x = 365,165,774,654,813,632
  5. Step 5: Solve for x
    x = 365,165,774,654,813,632/697,104,228.92
  6. Step 6: Final answer
    x = 523,832,390.49

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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.