Home / 199,380,394.60-299,111,027.10-113,160,106.60

Finding the Fourth Proportional to 199,380,394.60, 299,111,027.10 and 113,160,106.60

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Solution

The fourth proportional to 199,380,394.60, 299,111,027.10 and 113,160,106.60 is: 169,763,109.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,380,394.60 : 299,111,027.10 = 113,160,106.60 : x
  2. Step 2: Convert to fraction form
    199,380,394.60/299,111,027.10 = 113,160,106.60/x
  3. Step 3: Cross multiply
    199,380,394.60x = 299,111,027.10 × 113,160,106.60
  4. Step 4: Simplify right side
    199,380,394.60x = 33,847,435,711,871,488
  5. Step 5: Solve for x
    x = 33,847,435,711,871,488/199,380,394.60
  6. Step 6: Final answer
    x = 169,763,109.26

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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.