Home / 10,540,110,469.42-15,809,583,752.88-7,706,808,181.58

Finding the Fourth Proportional to 10,540,110,469.42, 15,809,583,752.88 and 7,706,808,181.58

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Solution

The fourth proportional to 10,540,110,469.42, 15,809,583,752.88 and 7,706,808,181.58 is: 11,559,786,756.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,540,110,469.42 : 15,809,583,752.88 = 7,706,808,181.58 : x
  2. Step 2: Convert to fraction form
    10,540,110,469.42/15,809,583,752.88 = 7,706,808,181.58/x
  3. Step 3: Cross multiply
    10,540,110,469.42x = 15,809,583,752.88 × 7,706,808,181.58
  4. Step 4: Simplify right side
    10,540,110,469.42x = 121,841,429,413,990,760,448
  5. Step 5: Solve for x
    x = 121,841,429,413,990,760,448/10,540,110,469.42
  6. Step 6: Final answer
    x = 11,559,786,756.27

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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.