Home / 209,952,223.70-314,928,335.55-180,726,905.30

Finding the Fourth Proportional to 209,952,223.70, 314,928,335.55 and 180,726,905.30

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Solution

The fourth proportional to 209,952,223.70, 314,928,335.55 and 180,726,905.30 is: 271,090,357.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,952,223.70 : 314,928,335.55 = 180,726,905.30 : x
  2. Step 2: Convert to fraction form
    209,952,223.70/314,928,335.55 = 180,726,905.30/x
  3. Step 3: Cross multiply
    209,952,223.70x = 314,928,335.55 × 180,726,905.30
  4. Step 4: Simplify right side
    209,952,223.70x = 56,916,023,475,231,480
  5. Step 5: Solve for x
    x = 56,916,023,475,231,480/209,952,223.70
  6. Step 6: Final answer
    x = 271,090,357.95

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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.