Home / 314,928,002.20-472,392,003.30-161,872,994.20

Finding the Fourth Proportional to 314,928,002.20, 472,392,003.30 and 161,872,994.20

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Solution

The fourth proportional to 314,928,002.20, 472,392,003.30 and 161,872,994.20 is: 242,809,491.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,928,002.20 : 472,392,003.30 = 161,872,994.20 : x
  2. Step 2: Convert to fraction form
    314,928,002.20/472,392,003.30 = 161,872,994.20/x
  3. Step 3: Cross multiply
    314,928,002.20x = 472,392,003.30 × 161,872,994.20
  4. Step 4: Simplify right side
    314,928,002.20x = 76,467,508,010,307,280
  5. Step 5: Solve for x
    x = 76,467,508,010,307,280/314,928,002.20
  6. Step 6: Final answer
    x = 242,809,491.30

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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.