Home / 7,028,193,095.28-10,542,243,978.24-1,787,756,533.20

Finding the Fourth Proportional to 7,028,193,095.28, 10,542,243,978.24 and 1,787,756,533.20

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Solution

The fourth proportional to 7,028,193,095.28, 10,542,243,978.24 and 1,787,756,533.20 is: 2,681,623,184.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,028,193,095.28 : 10,542,243,978.24 = 1,787,756,533.20 : x
  2. Step 2: Convert to fraction form
    7,028,193,095.28/10,542,243,978.24 = 1,787,756,533.20/x
  3. Step 3: Cross multiply
    7,028,193,095.28x = 10,542,243,978.24 × 1,787,756,533.20
  4. Step 4: Simplify right side
    7,028,193,095.28x = 18,846,965,546,686,918,656
  5. Step 5: Solve for x
    x = 18,846,965,546,686,918,656/7,028,193,095.28
  6. Step 6: Final answer
    x = 2,681,623,184.11

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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.