Home / 165,888,277.20-248,832,415.80-164,880,507.60

Finding the Fourth Proportional to 165,888,277.20, 248,832,415.80 and 164,880,507.60

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Solution

The fourth proportional to 165,888,277.20, 248,832,415.80 and 164,880,507.60 is: 247,320,761.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,888,277.20 : 248,832,415.80 = 164,880,507.60 : x
  2. Step 2: Convert to fraction form
    165,888,277.20/248,832,415.80 = 164,880,507.60/x
  3. Step 3: Cross multiply
    165,888,277.20x = 248,832,415.80 × 164,880,507.60
  4. Step 4: Simplify right side
    165,888,277.20x = 41,027,615,024,438,264
  5. Step 5: Solve for x
    x = 41,027,615,024,438,264/165,888,277.20
  6. Step 6: Final answer
    x = 247,320,761.40

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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.