Home / 393,241,599.40-589,941,131.10-116,892,279.40

Finding the Fourth Proportional to 393,241,599.40, 589,941,131.10 and 116,892,279.40

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Solution

The fourth proportional to 393,241,599.40, 589,941,131.10 and 116,892,279.40 is: 175,361,822.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    393,241,599.40 : 589,941,131.10 = 116,892,279.40 : x
  2. Step 2: Convert to fraction form
    393,241,599.40/589,941,131.10 = 116,892,279.40/x
  3. Step 3: Cross multiply
    393,241,599.40x = 589,941,131.10 × 116,892,279.40
  4. Step 4: Simplify right side
    393,241,599.40x = 68,959,563,526,093,232
  5. Step 5: Solve for x
    x = 68,959,563,526,093,232/393,241,599.40
  6. Step 6: Final answer
    x = 175,361,822.43

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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.