Home / 203,974,808.40-305,962,212.60-163,664,024.40

Finding the Fourth Proportional to 203,974,808.40, 305,962,212.60 and 163,664,024.40

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Solution

The fourth proportional to 203,974,808.40, 305,962,212.60 and 163,664,024.40 is: 245,496,036.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,974,808.40 : 305,962,212.60 = 163,664,024.40 : x
  2. Step 2: Convert to fraction form
    203,974,808.40/305,962,212.60 = 163,664,024.40/x
  3. Step 3: Cross multiply
    203,974,808.40x = 305,962,212.60 × 163,664,024.40
  4. Step 4: Simplify right side
    203,974,808.40x = 50,075,007,028,444,392
  5. Step 5: Solve for x
    x = 50,075,007,028,444,392/203,974,808.40
  6. Step 6: Final answer
    x = 245,496,036.60

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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.