Home / 82,482,201.18-113,812,784.44-47,668,168.31

Finding the Fourth Proportional to 82,482,201.18, 113,812,784.44 and 47,668,168.31

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Solution

The fourth proportional to 82,482,201.18, 113,812,784.44 and 47,668,168.31 is: 65,774,759.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,482,201.18 : 113,812,784.44 = 47,668,168.31 : x
  2. Step 2: Convert to fraction form
    82,482,201.18/113,812,784.44 = 47,668,168.31/x
  3. Step 3: Cross multiply
    82,482,201.18x = 113,812,784.44 × 47,668,168.31
  4. Step 4: Simplify right side
    82,482,201.18x = 5,425,246,963,827,435
  5. Step 5: Solve for x
    x = 5,425,246,963,827,435/82,482,201.18
  6. Step 6: Final answer
    x = 65,774,759.72

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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.