Home / 82,360,886.30-113,610,801.39-51,367,247.18

Finding the Fourth Proportional to 82,360,886.30, 113,610,801.39 and 51,367,247.18

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Solution

The fourth proportional to 82,360,886.30, 113,610,801.39 and 51,367,247.18 is: 70,857,349.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,360,886.30 : 113,610,801.39 = 51,367,247.18 : x
  2. Step 2: Convert to fraction form
    82,360,886.30/113,610,801.39 = 51,367,247.18/x
  3. Step 3: Cross multiply
    82,360,886.30x = 113,610,801.39 × 51,367,247.18
  4. Step 4: Simplify right side
    82,360,886.30x = 5,835,874,117,318,018
  5. Step 5: Solve for x
    x = 5,835,874,117,318,018/82,360,886.30
  6. Step 6: Final answer
    x = 70,857,349.64

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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.