Home / 298,851,244.85-412,546,961.56-193,056,244.40

Finding the Fourth Proportional to 298,851,244.85, 412,546,961.56 and 193,056,244.40

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Solution

The fourth proportional to 298,851,244.85, 412,546,961.56 and 193,056,244.40 is: 266,503,045.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,851,244.85 : 412,546,961.56 = 193,056,244.40 : x
  2. Step 2: Convert to fraction form
    298,851,244.85/412,546,961.56 = 193,056,244.40/x
  3. Step 3: Cross multiply
    298,851,244.85x = 412,546,961.56 × 193,056,244.40
  4. Step 4: Simplify right side
    298,851,244.85x = 79,644,767,037,404,768
  5. Step 5: Solve for x
    x = 79,644,767,037,404,768/298,851,244.85
  6. Step 6: Final answer
    x = 266,503,045.95

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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.