Home / 505,039,807.44-696,756,632.76-293,310,595.44

Finding the Fourth Proportional to 505,039,807.44, 696,756,632.76 and 293,310,595.44

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Solution

The fourth proportional to 505,039,807.44, 696,756,632.76 and 293,310,595.44 is: 404,653,454.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,039,807.44 : 696,756,632.76 = 293,310,595.44 : x
  2. Step 2: Convert to fraction form
    505,039,807.44/696,756,632.76 = 293,310,595.44/x
  3. Step 3: Cross multiply
    505,039,807.44x = 696,756,632.76 × 293,310,595.44
  4. Step 4: Simplify right side
    505,039,807.44x = 204,366,102,831,604,992
  5. Step 5: Solve for x
    x = 204,366,102,831,604,992/505,039,807.44
  6. Step 6: Final answer
    x = 404,653,454.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.