Home / 993,457,481.07-1,371,043,783.76-575,877,571.95

Finding the Fourth Proportional to 993,457,481.07, 1,371,043,783.76 and 575,877,571.95

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Solution

The fourth proportional to 993,457,481.07, 1,371,043,783.76 and 575,877,571.95 is: 794,753,052.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,457,481.07 : 1,371,043,783.76 = 575,877,571.95 : x
  2. Step 2: Convert to fraction form
    993,457,481.07/1,371,043,783.76 = 575,877,571.95/x
  3. Step 3: Cross multiply
    993,457,481.07x = 1,371,043,783.76 × 575,877,571.95
  4. Step 4: Simplify right side
    993,457,481.07x = 789,553,365,225,970,432
  5. Step 5: Solve for x
    x = 789,553,365,225,970,432/993,457,481.07
  6. Step 6: Final answer
    x = 794,753,052.11

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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.