Home / 252,054,869.40-378,082,304.10-98,649,941.40

Finding the Fourth Proportional to 252,054,869.40, 378,082,304.10 and 98,649,941.40

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Solution

The fourth proportional to 252,054,869.40, 378,082,304.10 and 98,649,941.40 is: 147,974,912.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,054,869.40 : 378,082,304.10 = 98,649,941.40 : x
  2. Step 2: Convert to fraction form
    252,054,869.40/378,082,304.10 = 98,649,941.40/x
  3. Step 3: Cross multiply
    252,054,869.40x = 378,082,304.10 × 98,649,941.40
  4. Step 4: Simplify right side
    252,054,869.40x = 37,297,797,143,841,984
  5. Step 5: Solve for x
    x = 37,297,797,143,841,984/252,054,869.40
  6. Step 6: Final answer
    x = 147,974,912.10

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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.