Home / 21,807,129,477.96-30,093,838,737.30-11,782,624,324.68

Finding the Fourth Proportional to 21,807,129,477.96, 30,093,838,737.30 and 11,782,624,324.68

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Solution

The fourth proportional to 21,807,129,477.96, 30,093,838,737.30 and 11,782,624,324.68 is: 16,260,021,599.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,807,129,477.96 : 30,093,838,737.30 = 11,782,624,324.68 : x
  2. Step 2: Convert to fraction form
    21,807,129,477.96/30,093,838,737.30 = 11,782,624,324.68/x
  3. Step 3: Cross multiply
    21,807,129,477.96x = 30,093,838,737.30 × 11,782,624,324.68
  4. Step 4: Simplify right side
    21,807,129,477.96x = 354,584,396,329,108,242,432
  5. Step 5: Solve for x
    x = 354,584,396,329,108,242,432/21,807,129,477.96
  6. Step 6: Final answer
    x = 16,260,021,599.24

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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.