Home / 280,819,922.40-421,229,883.60-244,988,114.40

Finding the Fourth Proportional to 280,819,922.40, 421,229,883.60 and 244,988,114.40

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Solution

The fourth proportional to 280,819,922.40, 421,229,883.60 and 244,988,114.40 is: 367,482,171.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    280,819,922.40 : 421,229,883.60 = 244,988,114.40 : x
  2. Step 2: Convert to fraction form
    280,819,922.40/421,229,883.60 = 244,988,114.40/x
  3. Step 3: Cross multiply
    280,819,922.40x = 421,229,883.60 × 244,988,114.40
  4. Step 4: Simplify right side
    280,819,922.40x = 103,196,314,912,095,488
  5. Step 5: Solve for x
    x = 103,196,314,912,095,488/280,819,922.40
  6. Step 6: Final answer
    x = 367,482,171.60

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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.