Home / 85,599,117.66-118,127,452.15-50,307,447.66

Finding the Fourth Proportional to 85,599,117.66, 118,127,452.15 and 50,307,447.66

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Solution

The fourth proportional to 85,599,117.66, 118,127,452.15 and 50,307,447.66 is: 69,424,671.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,599,117.66 : 118,127,452.15 = 50,307,447.66 : x
  2. Step 2: Convert to fraction form
    85,599,117.66/118,127,452.15 = 50,307,447.66/x
  3. Step 3: Cross multiply
    85,599,117.66x = 118,127,452.15 × 50,307,447.66
  4. Step 4: Simplify right side
    85,599,117.66x = 5,942,690,616,245,279
  5. Step 5: Solve for x
    x = 5,942,690,616,245,279/85,599,117.66
  6. Step 6: Final answer
    x = 69,424,671.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.