Home / 57,307,255.40-85,960,883.10-53,945,258.60

Finding the Fourth Proportional to 57,307,255.40, 85,960,883.10 and 53,945,258.60

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Solution

The fourth proportional to 57,307,255.40, 85,960,883.10 and 53,945,258.60 is: 80,917,887.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,307,255.40 : 85,960,883.10 = 53,945,258.60 : x
  2. Step 2: Convert to fraction form
    57,307,255.40/85,960,883.10 = 53,945,258.60/x
  3. Step 3: Cross multiply
    57,307,255.40x = 85,960,883.10 × 53,945,258.60
  4. Step 4: Simplify right side
    57,307,255.40x = 4,637,182,068,313,869
  5. Step 5: Solve for x
    x = 4,637,182,068,313,869/57,307,255.40
  6. Step 6: Final answer
    x = 80,917,887.90

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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.