Home / 193,840,102.60-290,513,165.10-103,007,206.60

Finding the Fourth Proportional to 193,840,102.60, 290,513,165.10 and 103,007,206.60

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Solution

The fourth proportional to 193,840,102.60, 290,513,165.10 and 103,007,206.60 is: 154,379,559.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,840,102.60 : 290,513,165.10 = 103,007,206.60 : x
  2. Step 2: Convert to fraction form
    193,840,102.60/290,513,165.10 = 103,007,206.60/x
  3. Step 3: Cross multiply
    193,840,102.60x = 290,513,165.10 × 103,007,206.60
  4. Step 4: Simplify right side
    193,840,102.60x = 29,924,949,617,475,612
  5. Step 5: Solve for x
    x = 29,924,949,617,475,612/193,840,102.60
  6. Step 6: Final answer
    x = 154,379,559.32

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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.