Home / 50,689,097.60-75,812,462.40-45,336,444.80

Finding the Fourth Proportional to 50,689,097.60, 75,812,462.40 and 45,336,444.80

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Solution

The fourth proportional to 50,689,097.60, 75,812,462.40 and 45,336,444.80 is: 67,806,839.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,689,097.60 : 75,812,462.40 = 45,336,444.80 : x
  2. Step 2: Convert to fraction form
    50,689,097.60/75,812,462.40 = 45,336,444.80/x
  3. Step 3: Cross multiply
    50,689,097.60x = 75,812,462.40 × 45,336,444.80
  4. Step 4: Simplify right side
    50,689,097.60x = 3,437,067,516,749,675.50
  5. Step 5: Solve for x
    x = 3,437,067,516,749,675.50/50,689,097.60
  6. Step 6: Final answer
    x = 67,806,839.72

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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.