Home / 298,472,249.64-411,886,187.49-162,683,655.96

Finding the Fourth Proportional to 298,472,249.64, 411,886,187.49 and 162,683,655.96

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Solution

The fourth proportional to 298,472,249.64, 411,886,187.49 and 162,683,655.96 is: 224,500,438.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,472,249.64 : 411,886,187.49 = 162,683,655.96 : x
  2. Step 2: Convert to fraction form
    298,472,249.64/411,886,187.49 = 162,683,655.96/x
  3. Step 3: Cross multiply
    298,472,249.64x = 411,886,187.49 × 162,683,655.96
  4. Step 4: Simplify right side
    298,472,249.64x = 67,007,150,820,299,224
  5. Step 5: Solve for x
    x = 67,007,150,820,299,224/298,472,249.64
  6. Step 6: Final answer
    x = 224,500,438.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.