Home / 8,520,079,964.24-11,757,484,787.10-4,760,921,421.92

Finding the Fourth Proportional to 8,520,079,964.24, 11,757,484,787.10 and 4,760,921,421.92

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Solution

The fourth proportional to 8,520,079,964.24, 11,757,484,787.10 and 4,760,921,421.92 is: 6,569,945,519.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,520,079,964.24 : 11,757,484,787.10 = 4,760,921,421.92 : x
  2. Step 2: Convert to fraction form
    8,520,079,964.24/11,757,484,787.10 = 4,760,921,421.92/x
  3. Step 3: Cross multiply
    8,520,079,964.24x = 11,757,484,787.10 × 4,760,921,421.92
  4. Step 4: Simplify right side
    8,520,079,964.24x = 55,976,461,190,802,907,136
  5. Step 5: Solve for x
    x = 55,976,461,190,802,907,136/8,520,079,964.24
  6. Step 6: Final answer
    x = 6,569,945,519.97

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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.