Home / 298,995,179.60-448,492,769.40-293,956,331.60

Finding the Fourth Proportional to 298,995,179.60, 448,492,769.40 and 293,956,331.60

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Solution

The fourth proportional to 298,995,179.60, 448,492,769.40 and 293,956,331.60 is: 440,934,497.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,995,179.60 : 448,492,769.40 = 293,956,331.60 : x
  2. Step 2: Convert to fraction form
    298,995,179.60/448,492,769.40 = 293,956,331.60/x
  3. Step 3: Cross multiply
    298,995,179.60x = 448,492,769.40 × 293,956,331.60
  4. Step 4: Simplify right side
    298,995,179.60x = 131,837,289,241,948,736
  5. Step 5: Solve for x
    x = 131,837,289,241,948,736/298,995,179.60
  6. Step 6: Final answer
    x = 440,934,497.40

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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.