Home / 178,767,535.80-268,151,303.70-97,138,198.20

Finding the Fourth Proportional to 178,767,535.80, 268,151,303.70 and 97,138,198.20

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Solution

The fourth proportional to 178,767,535.80, 268,151,303.70 and 97,138,198.20 is: 145,707,297.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,767,535.80 : 268,151,303.70 = 97,138,198.20 : x
  2. Step 2: Convert to fraction form
    178,767,535.80/268,151,303.70 = 97,138,198.20/x
  3. Step 3: Cross multiply
    178,767,535.80x = 268,151,303.70 × 97,138,198.20
  4. Step 4: Simplify right side
    178,767,535.80x = 26,047,734,486,398,992
  5. Step 5: Solve for x
    x = 26,047,734,486,398,992/178,767,535.80
  6. Step 6: Final answer
    x = 145,707,297.30

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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.