Home / 5,388,665,865.32-7,436,279,753.70-3,009,838,518.47

Finding the Fourth Proportional to 5,388,665,865.32, 7,436,279,753.70 and 3,009,838,518.47

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Solution

The fourth proportional to 5,388,665,865.32, 7,436,279,753.70 and 3,009,838,518.47 is: 4,153,532,951.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,388,665,865.32 : 7,436,279,753.70 = 3,009,838,518.47 : x
  2. Step 2: Convert to fraction form
    5,388,665,865.32/7,436,279,753.70 = 3,009,838,518.47/x
  3. Step 3: Cross multiply
    5,388,665,865.32x = 7,436,279,753.70 × 3,009,838,518.47
  4. Step 4: Simplify right side
    5,388,665,865.32x = 22,382,001,236,767,682,560
  5. Step 5: Solve for x
    x = 22,382,001,236,767,682,560/5,388,665,865.32
  6. Step 6: Final answer
    x = 4,153,532,951.60

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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.