Home / 1,770,768,024.40-2,656,152,036.60-543,997,493.20

Finding the Fourth Proportional to 1,770,768,024.40, 2,656,152,036.60 and 543,997,493.20

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Solution

The fourth proportional to 1,770,768,024.40, 2,656,152,036.60 and 543,997,493.20 is: 815,996,239.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,770,768,024.40 : 2,656,152,036.60 = 543,997,493.20 : x
  2. Step 2: Convert to fraction form
    1,770,768,024.40/2,656,152,036.60 = 543,997,493.20/x
  3. Step 3: Cross multiply
    1,770,768,024.40x = 2,656,152,036.60 × 543,997,493.20
  4. Step 4: Simplify right side
    1,770,768,024.40x = 1,444,940,049,468,474,624
  5. Step 5: Solve for x
    x = 1,444,940,049,468,474,624/1,770,768,024.40
  6. Step 6: Final answer
    x = 815,996,239.80

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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.