Home / 82,736,035.11-114,172,043.88-47,428,528.35

Finding the Fourth Proportional to 82,736,035.11, 114,172,043.88 and 47,428,528.35

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Solution

The fourth proportional to 82,736,035.11, 114,172,043.88 and 47,428,528.35 is: 65,449,256.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,736,035.11 : 114,172,043.88 = 47,428,528.35 : x
  2. Step 2: Convert to fraction form
    82,736,035.11/114,172,043.88 = 47,428,528.35/x
  3. Step 3: Cross multiply
    82,736,035.11x = 114,172,043.88 × 47,428,528.35
  4. Step 4: Simplify right side
    82,736,035.11x = 5,415,012,019,940,024
  5. Step 5: Solve for x
    x = 5,415,012,019,940,024/82,736,035.11
  6. Step 6: Final answer
    x = 65,449,256.94

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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.