Home / 3,129,322,403.70-4,693,983,605.55-1,889,576,838.90

Finding the Fourth Proportional to 3,129,322,403.70, 4,693,983,605.55 and 1,889,576,838.90

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Solution

The fourth proportional to 3,129,322,403.70, 4,693,983,605.55 and 1,889,576,838.90 is: 2,834,365,258.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,129,322,403.70 : 4,693,983,605.55 = 1,889,576,838.90 : x
  2. Step 2: Convert to fraction form
    3,129,322,403.70/4,693,983,605.55 = 1,889,576,838.90/x
  3. Step 3: Cross multiply
    3,129,322,403.70x = 4,693,983,605.55 × 1,889,576,838.90
  4. Step 4: Simplify right side
    3,129,322,403.70x = 8,869,642,703,223,593,984
  5. Step 5: Solve for x
    x = 8,869,642,703,223,593,984/3,129,322,403.70
  6. Step 6: Final answer
    x = 2,834,365,258.35

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1.5x scale

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.