Home / 440,043,081.95-606,652,663.07-351,037,120.29

Finding the Fourth Proportional to 440,043,081.95, 606,652,663.07 and 351,037,120.29

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Solution

The fourth proportional to 440,043,081.95, 606,652,663.07 and 351,037,120.29 is: 483,947,169.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,043,081.95 : 606,652,663.07 = 351,037,120.29 : x
  2. Step 2: Convert to fraction form
    440,043,081.95/606,652,663.07 = 351,037,120.29/x
  3. Step 3: Cross multiply
    440,043,081.95x = 606,652,663.07 × 351,037,120.29
  4. Step 4: Simplify right side
    440,043,081.95x = 212,957,603,858,597,280
  5. Step 5: Solve for x
    x = 212,957,603,858,597,280/440,043,081.95
  6. Step 6: Final answer
    x = 483,947,169.26

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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.