Home / 20,746,181,113.34-31,101,833,318.79-16,806,116,380.46

Finding the Fourth Proportional to 20,746,181,113.34, 31,101,833,318.79 and 16,806,116,380.46

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Solution

The fourth proportional to 20,746,181,113.34, 31,101,833,318.79 and 16,806,116,380.46 is: 25,195,048,069.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,746,181,113.34 : 31,101,833,318.79 = 16,806,116,380.46 : x
  2. Step 2: Convert to fraction form
    20,746,181,113.34/31,101,833,318.79 = 16,806,116,380.46/x
  3. Step 3: Cross multiply
    20,746,181,113.34x = 31,101,833,318.79 × 16,806,116,380.46
  4. Step 4: Simplify right side
    20,746,181,113.34x = 522,701,030,401,253,179,392
  5. Step 5: Solve for x
    x = 522,701,030,401,253,179,392/20,746,181,113.34
  6. Step 6: Final answer
    x = 25,195,048,069.12

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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.