Home / 45,331,216.60-67,996,824.90-38,316,195.40

Finding the Fourth Proportional to 45,331,216.60, 67,996,824.90 and 38,316,195.40

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Solution

The fourth proportional to 45,331,216.60, 67,996,824.90 and 38,316,195.40 is: 57,474,293.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,331,216.60 : 67,996,824.90 = 38,316,195.40 : x
  2. Step 2: Convert to fraction form
    45,331,216.60/67,996,824.90 = 38,316,195.40/x
  3. Step 3: Cross multiply
    45,331,216.60x = 67,996,824.90 × 38,316,195.40
  4. Step 4: Simplify right side
    45,331,216.60x = 2,605,379,629,447,985.50
  5. Step 5: Solve for x
    x = 2,605,379,629,447,985.50/45,331,216.60
  6. Step 6: Final answer
    x = 57,474,293.10

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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.