Home / 13,703,612,292.39-20,551,430,723.76-5,307,645,307.55

Finding the Fourth Proportional to 13,703,612,292.39, 20,551,430,723.76 and 5,307,645,307.55

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Solution

The fourth proportional to 13,703,612,292.39, 20,551,430,723.76 and 5,307,645,307.55 is: 7,959,923,450.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,703,612,292.39 : 20,551,430,723.76 = 5,307,645,307.55 : x
  2. Step 2: Convert to fraction form
    13,703,612,292.39/20,551,430,723.76 = 5,307,645,307.55/x
  3. Step 3: Cross multiply
    13,703,612,292.39x = 20,551,430,723.76 × 5,307,645,307.55
  4. Step 4: Simplify right side
    13,703,612,292.39x = 109,079,704,844,300,894,208
  5. Step 5: Solve for x
    x = 109,079,704,844,300,894,208/13,703,612,292.39
  6. Step 6: Final answer
    x = 7,959,923,450.61

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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.