Home / 695,914,322.46-1,043,181,969.98-326,788,503.05

Finding the Fourth Proportional to 695,914,322.46, 1,043,181,969.98 and 326,788,503.05

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Solution

The fourth proportional to 695,914,322.46, 1,043,181,969.98 and 326,788,503.05 is: 489,858,971.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,914,322.46 : 1,043,181,969.98 = 326,788,503.05 : x
  2. Step 2: Convert to fraction form
    695,914,322.46/1,043,181,969.98 = 326,788,503.05/x
  3. Step 3: Cross multiply
    695,914,322.46x = 1,043,181,969.98 × 326,788,503.05
  4. Step 4: Simplify right side
    695,914,322.46x = 340,899,874,371,664,384
  5. Step 5: Solve for x
    x = 340,899,874,371,664,384/695,914,322.46
  6. Step 6: Final answer
    x = 489,858,971.67

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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.