Home / 393,662,052.70-590,493,079.05-134,791,236.70

Finding the Fourth Proportional to 393,662,052.70, 590,493,079.05 and 134,791,236.70

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Solution

The fourth proportional to 393,662,052.70, 590,493,079.05 and 134,791,236.70 is: 202,186,855.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    393,662,052.70 : 590,493,079.05 = 134,791,236.70 : x
  2. Step 2: Convert to fraction form
    393,662,052.70/590,493,079.05 = 134,791,236.70/x
  3. Step 3: Cross multiply
    393,662,052.70x = 590,493,079.05 × 134,791,236.70
  4. Step 4: Simplify right side
    393,662,052.70x = 79,593,292,387,940,352
  5. Step 5: Solve for x
    x = 79,593,292,387,940,352/393,662,052.70
  6. Step 6: Final answer
    x = 202,186,855.05

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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.