Home / 199,495,364.10-299,243,046.15-131,414,928.90

Finding the Fourth Proportional to 199,495,364.10, 299,243,046.15 and 131,414,928.90

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Solution

The fourth proportional to 199,495,364.10, 299,243,046.15 and 131,414,928.90 is: 197,122,393.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,495,364.10 : 299,243,046.15 = 131,414,928.90 : x
  2. Step 2: Convert to fraction form
    199,495,364.10/299,243,046.15 = 131,414,928.90/x
  3. Step 3: Cross multiply
    199,495,364.10x = 299,243,046.15 × 131,414,928.90
  4. Step 4: Simplify right side
    199,495,364.10x = 39,325,003,633,621,664
  5. Step 5: Solve for x
    x = 39,325,003,633,621,664/199,495,364.10
  6. Step 6: Final answer
    x = 197,122,393.35

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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.