Home / 20,746,181,112.84-31,101,833,318.04-16,806,116,379.96

Finding the Fourth Proportional to 20,746,181,112.84, 31,101,833,318.04 and 16,806,116,379.96

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Solution

The fourth proportional to 20,746,181,112.84, 31,101,833,318.04 and 16,806,116,379.96 is: 25,195,048,068.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,746,181,112.84 : 31,101,833,318.04 = 16,806,116,379.96 : x
  2. Step 2: Convert to fraction form
    20,746,181,112.84/31,101,833,318.04 = 16,806,116,379.96/x
  3. Step 3: Cross multiply
    20,746,181,112.84x = 31,101,833,318.04 × 16,806,116,379.96
  4. Step 4: Simplify right side
    20,746,181,112.84x = 522,701,030,373,097,734,144
  5. Step 5: Solve for x
    x = 522,701,030,373,097,734,144/20,746,181,112.84
  6. Step 6: Final answer
    x = 25,195,048,068.37

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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.