Home / 21,802,472,964.80-32,703,709,447.20-11,884,508,446.40

Finding the Fourth Proportional to 21,802,472,964.80, 32,703,709,447.20 and 11,884,508,446.40

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Solution

The fourth proportional to 21,802,472,964.80, 32,703,709,447.20 and 11,884,508,446.40 is: 17,826,762,669.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,802,472,964.80 : 32,703,709,447.20 = 11,884,508,446.40 : x
  2. Step 2: Convert to fraction form
    21,802,472,964.80/32,703,709,447.20 = 11,884,508,446.40/x
  3. Step 3: Cross multiply
    21,802,472,964.80x = 32,703,709,447.20 × 11,884,508,446.40
  4. Step 4: Simplify right side
    21,802,472,964.80x = 388,667,511,153,859,887,104
  5. Step 5: Solve for x
    x = 388,667,511,153,859,887,104/21,802,472,964.80
  6. Step 6: Final answer
    x = 17,826,762,669.60

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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.