Home / 178,839,332.20-268,258,998.30-168,257,751.40

Finding the Fourth Proportional to 178,839,332.20, 268,258,998.30 and 168,257,751.40

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Solution

The fourth proportional to 178,839,332.20, 268,258,998.30 and 168,257,751.40 is: 252,386,627.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,839,332.20 : 268,258,998.30 = 168,257,751.40 : x
  2. Step 2: Convert to fraction form
    178,839,332.20/268,258,998.30 = 168,257,751.40/x
  3. Step 3: Cross multiply
    178,839,332.20x = 268,258,998.30 × 168,257,751.40
  4. Step 4: Simplify right side
    178,839,332.20x = 45,136,655,846,774,424
  5. Step 5: Solve for x
    x = 45,136,655,846,774,424/178,839,332.20
  6. Step 6: Final answer
    x = 252,386,627.10

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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.