Home / 74,733,920.40-112,100,880.60-43,996,947.60

Finding the Fourth Proportional to 74,733,920.40, 112,100,880.60 and 43,996,947.60

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Solution

The fourth proportional to 74,733,920.40, 112,100,880.60 and 43,996,947.60 is: 65,995,421.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,733,920.40 : 112,100,880.60 = 43,996,947.60 : x
  2. Step 2: Convert to fraction form
    74,733,920.40/112,100,880.60 = 43,996,947.60/x
  3. Step 3: Cross multiply
    74,733,920.40x = 112,100,880.60 × 43,996,947.60
  4. Step 4: Simplify right side
    74,733,920.40x = 4,932,096,569,672,056
  5. Step 5: Solve for x
    x = 4,932,096,569,672,056/74,733,920.40
  6. Step 6: Final answer
    x = 65,995,421.40

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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.