Home / 164,665,825.16-247,074,165.54-71,321,346.84

Finding the Fourth Proportional to 164,665,825.16, 247,074,165.54 and 71,321,346.84

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Solution

The fourth proportional to 164,665,825.16, 247,074,165.54 and 71,321,346.84 is: 107,014,690.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,665,825.16 : 247,074,165.54 = 71,321,346.84 : x
  2. Step 2: Convert to fraction form
    164,665,825.16/247,074,165.54 = 71,321,346.84/x
  3. Step 3: Cross multiply
    164,665,825.16x = 247,074,165.54 × 71,321,346.84
  4. Step 4: Simplify right side
    164,665,825.16x = 17,621,662,255,681,916
  5. Step 5: Solve for x
    x = 17,621,662,255,681,916/164,665,825.16
  6. Step 6: Final answer
    x = 107,014,690.14

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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.