Home / 653,928,165.56-979,923,582.30-538,165,619.12

Finding the Fourth Proportional to 653,928,165.56, 979,923,582.30 and 538,165,619.12

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Solution

The fourth proportional to 653,928,165.56, 979,923,582.30 and 538,165,619.12 is: 806,451,242.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,928,165.56 : 979,923,582.30 = 538,165,619.12 : x
  2. Step 2: Convert to fraction form
    653,928,165.56/979,923,582.30 = 538,165,619.12/x
  3. Step 3: Cross multiply
    653,928,165.56x = 979,923,582.30 × 538,165,619.12
  4. Step 4: Simplify right side
    653,928,165.56x = 527,361,181,358,767,744
  5. Step 5: Solve for x
    x = 527,361,181,358,767,744/653,928,165.56
  6. Step 6: Final answer
    x = 806,451,242.10

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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.