Home / 194,206,801.60-291,310,202.40-103,507,537.60

Finding the Fourth Proportional to 194,206,801.60, 291,310,202.40 and 103,507,537.60

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Solution

The fourth proportional to 194,206,801.60, 291,310,202.40 and 103,507,537.60 is: 155,261,306.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,206,801.60 : 291,310,202.40 = 103,507,537.60 : x
  2. Step 2: Convert to fraction form
    194,206,801.60/291,310,202.40 = 103,507,537.60/x
  3. Step 3: Cross multiply
    194,206,801.60x = 291,310,202.40 × 103,507,537.60
  4. Step 4: Simplify right side
    194,206,801.60x = 30,152,801,728,181,608
  5. Step 5: Solve for x
    x = 30,152,801,728,181,608/194,206,801.60
  6. Step 6: Final answer
    x = 155,261,306.40

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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.