Home / 75,450,690.60-113,164,665.31-48,346,389.80

Finding the Fourth Proportional to 75,450,690.60, 113,164,665.31 and 48,346,389.80

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Solution

The fourth proportional to 75,450,690.60, 113,164,665.31 and 48,346,389.80 is: 72,512,298.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,450,690.60 : 113,164,665.31 = 48,346,389.80 : x
  2. Step 2: Convert to fraction form
    75,450,690.60/113,164,665.31 = 48,346,389.80/x
  3. Step 3: Cross multiply
    75,450,690.60x = 113,164,665.31 × 48,346,389.80
  4. Step 4: Simplify right side
    75,450,690.60x = 5,471,103,020,663,798
  5. Step 5: Solve for x
    x = 5,471,103,020,663,798/75,450,690.60
  6. Step 6: Final answer
    x = 72,512,298.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.