Home / 298,994,731.60-448,492,097.40-195,682,601.20

Finding the Fourth Proportional to 298,994,731.60, 448,492,097.40 and 195,682,601.20

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Solution

The fourth proportional to 298,994,731.60, 448,492,097.40 and 195,682,601.20 is: 293,523,901.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,994,731.60 : 448,492,097.40 = 195,682,601.20 : x
  2. Step 2: Convert to fraction form
    298,994,731.60/448,492,097.40 = 195,682,601.20/x
  3. Step 3: Cross multiply
    298,994,731.60x = 448,492,097.40 × 195,682,601.20
  4. Step 4: Simplify right side
    298,994,731.60x = 87,762,100,236,875,744
  5. Step 5: Solve for x
    x = 87,762,100,236,875,744/298,994,731.60
  6. Step 6: Final answer
    x = 293,523,901.80

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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.