Home / 114,984,190.40-172,476,285.60-92,309,374.40

Finding the Fourth Proportional to 114,984,190.40, 172,476,285.60 and 92,309,374.40

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Solution

The fourth proportional to 114,984,190.40, 172,476,285.60 and 92,309,374.40 is: 138,464,061.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,984,190.40 : 172,476,285.60 = 92,309,374.40 : x
  2. Step 2: Convert to fraction form
    114,984,190.40/172,476,285.60 = 92,309,374.40/x
  3. Step 3: Cross multiply
    114,984,190.40x = 172,476,285.60 × 92,309,374.40
  4. Step 4: Simplify right side
    114,984,190.40x = 15,921,178,022,571,730
  5. Step 5: Solve for x
    x = 15,921,178,022,571,730/114,984,190.40
  6. Step 6: Final answer
    x = 138,464,061.60

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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.