Home / 178,767,106.80-268,150,660.20-97,137,769.20

Finding the Fourth Proportional to 178,767,106.80, 268,150,660.20 and 97,137,769.20

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Solution

The fourth proportional to 178,767,106.80, 268,150,660.20 and 97,137,769.20 is: 145,706,653.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,767,106.80 : 268,150,660.20 = 97,137,769.20 : x
  2. Step 2: Convert to fraction form
    178,767,106.80/268,150,660.20 = 97,137,769.20/x
  3. Step 3: Cross multiply
    178,767,106.80x = 268,150,660.20 × 97,137,769.20
  4. Step 4: Simplify right side
    178,767,106.80x = 26,047,556,941,335,224
  5. Step 5: Solve for x
    x = 26,047,556,941,335,224/178,767,106.80
  6. Step 6: Final answer
    x = 145,706,653.80

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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.