Home / 74,697,201-103,167,168.48-50,208,399.72

Finding the Fourth Proportional to 74,697,201, 103,167,168.48 and 50,208,399.72

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Solution

The fourth proportional to 74,697,201, 103,167,168.48 and 50,208,399.72 is: 69,344,746.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,697,201 : 103,167,168.48 = 50,208,399.72 : x
  2. Step 2: Convert to fraction form
    74,697,201/103,167,168.48 = 50,208,399.72/x
  3. Step 3: Cross multiply
    74,697,201x = 103,167,168.48 × 50,208,399.72
  4. Step 4: Simplify right side
    74,697,201x = 5,179,858,433,024,425
  5. Step 5: Solve for x
    x = 5,179,858,433,024,425/74,697,201
  6. Step 6: Final answer
    x = 69,344,746.04

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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.