Home / 368,423,139.60-552,634,709.40-196,236,255.60

Finding the Fourth Proportional to 368,423,139.60, 552,634,709.40 and 196,236,255.60

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Solution

The fourth proportional to 368,423,139.60, 552,634,709.40 and 196,236,255.60 is: 294,354,383.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,423,139.60 : 552,634,709.40 = 196,236,255.60 : x
  2. Step 2: Convert to fraction form
    368,423,139.60/552,634,709.40 = 196,236,255.60/x
  3. Step 3: Cross multiply
    368,423,139.60x = 552,634,709.40 × 196,236,255.60
  4. Step 4: Simplify right side
    368,423,139.60x = 108,446,966,087,250,112
  5. Step 5: Solve for x
    x = 108,446,966,087,250,112/368,423,139.60
  6. Step 6: Final answer
    x = 294,354,383.40

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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.