Home / 165,888,172.20-248,832,258.30-155,271,340.20

Finding the Fourth Proportional to 165,888,172.20, 248,832,258.30 and 155,271,340.20

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Solution

The fourth proportional to 165,888,172.20, 248,832,258.30 and 155,271,340.20 is: 232,907,010.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,888,172.20 : 248,832,258.30 = 155,271,340.20 : x
  2. Step 2: Convert to fraction form
    165,888,172.20/248,832,258.30 = 155,271,340.20/x
  3. Step 3: Cross multiply
    165,888,172.20x = 248,832,258.30 × 155,271,340.20
  4. Step 4: Simplify right side
    165,888,172.20x = 38,636,518,231,233,576
  5. Step 5: Solve for x
    x = 38,636,518,231,233,576/165,888,172.20
  6. Step 6: Final answer
    x = 232,907,010.30

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1.5x scale

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.