Home / 70,968,963.45-97,933,082.90-39,604,552.64

Finding the Fourth Proportional to 70,968,963.45, 97,933,082.90 and 39,604,552.64

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Solution

The fourth proportional to 70,968,963.45, 97,933,082.90 and 39,604,552.64 is: 54,652,002.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,968,963.45 : 97,933,082.90 = 39,604,552.64 : x
  2. Step 2: Convert to fraction form
    70,968,963.45/97,933,082.90 = 39,604,552.64/x
  3. Step 3: Cross multiply
    70,968,963.45x = 97,933,082.90 × 39,604,552.64
  4. Step 4: Simplify right side
    70,968,963.45x = 3,878,595,936,222,845.50
  5. Step 5: Solve for x
    x = 3,878,595,936,222,845.50/70,968,963.45
  6. Step 6: Final answer
    x = 54,652,002.05

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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.