Home / 20,016,120,910.07-27,622,668,737.75-10,983,799,994.89

Finding the Fourth Proportional to 20,016,120,910.07, 27,622,668,737.75 and 10,983,799,994.89

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Solution

The fourth proportional to 20,016,120,910.07, 27,622,668,737.75 and 10,983,799,994.89 is: 15,157,875,499.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,016,120,910.07 : 27,622,668,737.75 = 10,983,799,994.89 : x
  2. Step 2: Convert to fraction form
    20,016,120,910.07/27,622,668,737.75 = 10,983,799,994.89/x
  3. Step 3: Cross multiply
    20,016,120,910.07x = 27,622,668,737.75 × 10,983,799,994.89
  4. Step 4: Simplify right side
    20,016,120,910.07x = 303,401,868,740,557,602,816
  5. Step 5: Solve for x
    x = 303,401,868,740,557,602,816/20,016,120,910.07
  6. Step 6: Final answer
    x = 15,157,875,499.64

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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.