Home / 5,298,383,557.14-7,311,439,859.42-2,919,388,363.53

Finding the Fourth Proportional to 5,298,383,557.14, 7,311,439,859.42 and 2,919,388,363.53

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Solution

The fourth proportional to 5,298,383,557.14, 7,311,439,859.42 and 2,919,388,363.53 is: 4,028,574,416.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,298,383,557.14 : 7,311,439,859.42 = 2,919,388,363.53 : x
  2. Step 2: Convert to fraction form
    5,298,383,557.14/7,311,439,859.42 = 2,919,388,363.53/x
  3. Step 3: Cross multiply
    5,298,383,557.14x = 7,311,439,859.42 × 2,919,388,363.53
  4. Step 4: Simplify right side
    5,298,383,557.14x = 21,344,932,446,225,571,840
  5. Step 5: Solve for x
    x = 21,344,932,446,225,571,840/5,298,383,557.14
  6. Step 6: Final answer
    x = 4,028,574,416.34

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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.