Home / 20,942,973,628.06-31,414,253,421.22-9,594,931,767.80

Finding the Fourth Proportional to 20,942,973,628.06, 31,414,253,421.22 and 9,594,931,767.80

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Solution

The fourth proportional to 20,942,973,628.06, 31,414,253,421.22 and 9,594,931,767.80 is: 14,392,302,805.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,942,973,628.06 : 31,414,253,421.22 = 9,594,931,767.80 : x
  2. Step 2: Convert to fraction form
    20,942,973,628.06/31,414,253,421.22 = 9,594,931,767.80/x
  3. Step 3: Cross multiply
    20,942,973,628.06x = 31,414,253,421.22 × 9,594,931,767.80
  4. Step 4: Simplify right side
    20,942,973,628.06x = 301,417,618,112,983,597,056
  5. Step 5: Solve for x
    x = 301,417,618,112,983,597,056/20,942,973,628.06
  6. Step 6: Final answer
    x = 14,392,302,805.99

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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.