Home / 5,517,805,438.32-7,624,531,977.96-3,929,139,296.10

Finding the Fourth Proportional to 5,517,805,438.32, 7,624,531,977.96 and 3,929,139,296.10

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Solution

The fourth proportional to 5,517,805,438.32, 7,624,531,977.96 and 3,929,139,296.10 is: 5,429,304,919.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,517,805,438.32 : 7,624,531,977.96 = 3,929,139,296.10 : x
  2. Step 2: Convert to fraction form
    5,517,805,438.32/7,624,531,977.96 = 3,929,139,296.10/x
  3. Step 3: Cross multiply
    5,517,805,438.32x = 7,624,531,977.96 × 3,929,139,296.10
  4. Step 4: Simplify right side
    5,517,805,438.32x = 29,957,848,208,973,692,928
  5. Step 5: Solve for x
    x = 29,957,848,208,973,692,928/5,517,805,438.32
  6. Step 6: Final answer
    x = 5,429,304,919.11

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1.5x scale

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.