Home / 82,851,711.12-114,384,347.64-73,658,908.26

Finding the Fourth Proportional to 82,851,711.12, 114,384,347.64 and 73,658,908.26

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Solution

The fourth proportional to 82,851,711.12, 114,384,347.64 and 73,658,908.26 is: 101,692,844.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,851,711.12 : 114,384,347.64 = 73,658,908.26 : x
  2. Step 2: Convert to fraction form
    82,851,711.12/114,384,347.64 = 73,658,908.26/x
  3. Step 3: Cross multiply
    82,851,711.12x = 114,384,347.64 × 73,658,908.26
  4. Step 4: Simplify right side
    82,851,711.12x = 8,425,426,169,194,708
  5. Step 5: Solve for x
    x = 8,425,426,169,194,708/82,851,711.12
  6. Step 6: Final answer
    x = 101,692,844.42

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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.