Home / 834,875,905.41-1,252,467,810.12-274,669,277.40

Finding the Fourth Proportional to 834,875,905.41, 1,252,467,810.12 and 274,669,277.40

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Solution

The fourth proportional to 834,875,905.41, 1,252,467,810.12 and 274,669,277.40 is: 412,054,565.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,875,905.41 : 1,252,467,810.12 = 274,669,277.40 : x
  2. Step 2: Convert to fraction form
    834,875,905.41/1,252,467,810.12 = 274,669,277.40/x
  3. Step 3: Cross multiply
    834,875,905.41x = 1,252,467,810.12 × 274,669,277.40
  4. Step 4: Simplify right side
    834,875,905.41x = 344,014,428,372,420,736
  5. Step 5: Solve for x
    x = 344,014,428,372,420,736/834,875,905.41
  6. Step 6: Final answer
    x = 412,054,565.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.