Home / 81,285,303.96-112,173,676.20-46,002,468.60

Finding the Fourth Proportional to 81,285,303.96, 112,173,676.20 and 46,002,468.60

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Solution

The fourth proportional to 81,285,303.96, 112,173,676.20 and 46,002,468.60 is: 63,483,382.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,285,303.96 : 112,173,676.20 = 46,002,468.60 : x
  2. Step 2: Convert to fraction form
    81,285,303.96/112,173,676.20 = 46,002,468.60/x
  3. Step 3: Cross multiply
    81,285,303.96x = 112,173,676.20 × 46,002,468.60
  4. Step 4: Simplify right side
    81,285,303.96x = 5,160,266,017,137,068
  5. Step 5: Solve for x
    x = 5,160,266,017,137,068/81,285,303.96
  6. Step 6: Final answer
    x = 63,483,382.18

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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.