Home / 7,878,609,485.22-10,872,738,822.24-4,310,233,610.88

Finding the Fourth Proportional to 7,878,609,485.22, 10,872,738,822.24 and 4,310,233,610.88

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Solution

The fourth proportional to 7,878,609,485.22, 10,872,738,822.24 and 4,310,233,610.88 is: 5,948,263,383.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,878,609,485.22 : 10,872,738,822.24 = 4,310,233,610.88 : x
  2. Step 2: Convert to fraction form
    7,878,609,485.22/10,872,738,822.24 = 4,310,233,610.88/x
  3. Step 3: Cross multiply
    7,878,609,485.22x = 10,872,738,822.24 × 4,310,233,610.88
  4. Step 4: Simplify right side
    7,878,609,485.22x = 46,864,044,313,938,673,664
  5. Step 5: Solve for x
    x = 46,864,044,313,938,673,664/7,878,609,485.22
  6. Step 6: Final answer
    x = 5,948,263,383.51

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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.