Home / 69,968,507.50-96,551,874.75-40,200,113.26

Finding the Fourth Proportional to 69,968,507.50, 96,551,874.75 and 40,200,113.26

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Solution

The fourth proportional to 69,968,507.50, 96,551,874.75 and 40,200,113.26 is: 55,473,475.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,968,507.50 : 96,551,874.75 = 40,200,113.26 : x
  2. Step 2: Convert to fraction form
    69,968,507.50/96,551,874.75 = 40,200,113.26/x
  3. Step 3: Cross multiply
    69,968,507.50x = 96,551,874.75 × 40,200,113.26
  4. Step 4: Simplify right side
    69,968,507.50x = 3,881,396,300,415,334
  5. Step 5: Solve for x
    x = 3,881,396,300,415,334/69,968,507.50
  6. Step 6: Final answer
    x = 55,473,475.70

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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.