Home / 274,128,695.40-411,193,043.10-262,035,460.20

Finding the Fourth Proportional to 274,128,695.40, 411,193,043.10 and 262,035,460.20

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Solution

The fourth proportional to 274,128,695.40, 411,193,043.10 and 262,035,460.20 is: 393,053,190.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,128,695.40 : 411,193,043.10 = 262,035,460.20 : x
  2. Step 2: Convert to fraction form
    274,128,695.40/411,193,043.10 = 262,035,460.20/x
  3. Step 3: Cross multiply
    274,128,695.40x = 411,193,043.10 × 262,035,460.20
  4. Step 4: Simplify right side
    274,128,695.40x = 107,747,158,279,746,928
  5. Step 5: Solve for x
    x = 107,747,158,279,746,928/274,128,695.40
  6. Step 6: Final answer
    x = 393,053,190.30

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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.