Home / 471,230,669.20-706,594,061.40-198,293,069.20

Finding the Fourth Proportional to 471,230,669.20, 706,594,061.40 and 198,293,069.20

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Solution

The fourth proportional to 471,230,669.20, 706,594,061.40 and 198,293,069.20 is: 297,333,586.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,230,669.20 : 706,594,061.40 = 198,293,069.20 : x
  2. Step 2: Convert to fraction form
    471,230,669.20/706,594,061.40 = 198,293,069.20/x
  3. Step 3: Cross multiply
    471,230,669.20x = 706,594,061.40 × 198,293,069.20
  4. Step 4: Simplify right side
    471,230,669.20x = 140,112,705,113,499,232
  5. Step 5: Solve for x
    x = 140,112,705,113,499,232/471,230,669.20
  6. Step 6: Final answer
    x = 297,333,586.86

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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.