Home / 1,974,226,533.83-2,961,309,907.42-480,272,145.40

Finding the Fourth Proportional to 1,974,226,533.83, 2,961,309,907.42 and 480,272,145.40

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Solution

The fourth proportional to 1,974,226,533.83, 2,961,309,907.42 and 480,272,145.40 is: 720,400,945.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,974,226,533.83 : 2,961,309,907.42 = 480,272,145.40 : x
  2. Step 2: Convert to fraction form
    1,974,226,533.83/2,961,309,907.42 = 480,272,145.40/x
  3. Step 3: Cross multiply
    1,974,226,533.83x = 2,961,309,907.42 × 480,272,145.40
  4. Step 4: Simplify right side
    1,974,226,533.83x = 1,422,234,662,419,504,384
  5. Step 5: Solve for x
    x = 1,422,234,662,419,504,384/1,974,226,533.83
  6. Step 6: Final answer
    x = 720,400,945.91

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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.