Home / 194,047,209.20-291,070,813.80-159,609,832.40

Finding the Fourth Proportional to 194,047,209.20, 291,070,813.80 and 159,609,832.40

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Solution

The fourth proportional to 194,047,209.20, 291,070,813.80 and 159,609,832.40 is: 239,414,748.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,047,209.20 : 291,070,813.80 = 159,609,832.40 : x
  2. Step 2: Convert to fraction form
    194,047,209.20/291,070,813.80 = 159,609,832.40/x
  3. Step 3: Cross multiply
    194,047,209.20x = 291,070,813.80 × 159,609,832.40
  4. Step 4: Simplify right side
    194,047,209.20x = 46,457,763,807,149,608
  5. Step 5: Solve for x
    x = 46,457,763,807,149,608/194,047,209.20
  6. Step 6: Final answer
    x = 239,414,748.60

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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.