Home / 165,888,071.40-248,832,107.10-125,577,287.40

Finding the Fourth Proportional to 165,888,071.40, 248,832,107.10 and 125,577,287.40

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Solution

The fourth proportional to 165,888,071.40, 248,832,107.10 and 125,577,287.40 is: 188,365,931.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,888,071.40 : 248,832,107.10 = 125,577,287.40 : x
  2. Step 2: Convert to fraction form
    165,888,071.40/248,832,107.10 = 125,577,287.40/x
  3. Step 3: Cross multiply
    165,888,071.40x = 248,832,107.10 × 125,577,287.40
  4. Step 4: Simplify right side
    165,888,071.40x = 31,247,661,027,644,280
  5. Step 5: Solve for x
    x = 31,247,661,027,644,280/165,888,071.40
  6. Step 6: Final answer
    x = 188,365,931.10

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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.