Home / 20,882,323,385.24-31,325,726,670.93-8,931,816,876.34

Finding the Fourth Proportional to 20,882,323,385.24, 31,325,726,670.93 and 8,931,816,876.34

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Solution

The fourth proportional to 20,882,323,385.24, 31,325,726,670.93 and 8,931,816,876.34 is: 13,398,684,091.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,882,323,385.24 : 31,325,726,670.93 = 8,931,816,876.34 : x
  2. Step 2: Convert to fraction form
    20,882,323,385.24/31,325,726,670.93 = 8,931,816,876.34/x
  3. Step 3: Cross multiply
    20,882,323,385.24x = 31,325,726,670.93 × 8,931,816,876.34
  4. Step 4: Simplify right side
    20,882,323,385.24x = 279,795,654,143,184,961,536
  5. Step 5: Solve for x
    x = 279,795,654,143,184,961,536/20,882,323,385.24
  6. Step 6: Final answer
    x = 13,398,684,091.87

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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.