Home / 194,511,206.40-291,766,809.60-149,161,574.40

Finding the Fourth Proportional to 194,511,206.40, 291,766,809.60 and 149,161,574.40

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Solution

The fourth proportional to 194,511,206.40, 291,766,809.60 and 149,161,574.40 is: 223,742,361.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,511,206.40 : 291,766,809.60 = 149,161,574.40 : x
  2. Step 2: Convert to fraction form
    194,511,206.40/291,766,809.60 = 149,161,574.40/x
  3. Step 3: Cross multiply
    194,511,206.40x = 291,766,809.60 × 149,161,574.40
  4. Step 4: Simplify right side
    194,511,206.40x = 43,520,396,677,601,040
  5. Step 5: Solve for x
    x = 43,520,396,677,601,040/194,511,206.40
  6. Step 6: Final answer
    x = 223,742,361.60

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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.