Home / 66,734,201.10-100,101,301.65-52,401,477.90

Finding the Fourth Proportional to 66,734,201.10, 100,101,301.65 and 52,401,477.90

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Solution

The fourth proportional to 66,734,201.10, 100,101,301.65 and 52,401,477.90 is: 78,602,216.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,734,201.10 : 100,101,301.65 = 52,401,477.90 : x
  2. Step 2: Convert to fraction form
    66,734,201.10/100,101,301.65 = 52,401,477.90/x
  3. Step 3: Cross multiply
    66,734,201.10x = 100,101,301.65 × 52,401,477.90
  4. Step 4: Simplify right side
    66,734,201.10x = 5,245,456,146,173,709
  5. Step 5: Solve for x
    x = 5,245,456,146,173,709/66,734,201.10
  6. Step 6: Final answer
    x = 78,602,216.85

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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.