Home / 69,500,415.56-95,912,038.39-38,138,190.23

Finding the Fourth Proportional to 69,500,415.56, 95,912,038.39 and 38,138,190.23

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Solution

The fourth proportional to 69,500,415.56, 95,912,038.39 and 38,138,190.23 is: 52,631,506.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,500,415.56 : 95,912,038.39 = 38,138,190.23 : x
  2. Step 2: Convert to fraction form
    69,500,415.56/95,912,038.39 = 38,138,190.23/x
  3. Step 3: Cross multiply
    69,500,415.56x = 95,912,038.39 × 38,138,190.23
  4. Step 4: Simplify right side
    69,500,415.56x = 3,657,911,564,873,101
  5. Step 5: Solve for x
    x = 3,657,911,564,873,101/69,500,415.56
  6. Step 6: Final answer
    x = 52,631,506.38

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Double scale
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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.