Home / 83,834,204,762.80-115,701,347,631.72-47,714,019,642.64

Finding the Fourth Proportional to 83,834,204,762.80, 115,701,347,631.72 and 47,714,019,642.64

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Solution

The fourth proportional to 83,834,204,762.80, 115,701,347,631.72 and 47,714,019,642.64 is: 65,851,121,140.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,834,204,762.80 : 115,701,347,631.72 = 47,714,019,642.64 : x
  2. Step 2: Convert to fraction form
    83,834,204,762.80/115,701,347,631.72 = 47,714,019,642.64/x
  3. Step 3: Cross multiply
    83,834,204,762.80x = 115,701,347,631.72 × 47,714,019,642.64
  4. Step 4: Simplify right side
    83,834,204,762.80x = 5,520,576,373,579,806,932,992
  5. Step 5: Solve for x
    x = 5,520,576,373,579,806,932,992/83,834,204,762.80
  6. Step 6: Final answer
    x = 65,851,121,140.82

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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.