Home / 296,793,002.40-445,189,503.60-219,308,904.60

Finding the Fourth Proportional to 296,793,002.40, 445,189,503.60 and 219,308,904.60

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Solution

The fourth proportional to 296,793,002.40, 445,189,503.60 and 219,308,904.60 is: 328,963,356.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,793,002.40 : 445,189,503.60 = 219,308,904.60 : x
  2. Step 2: Convert to fraction form
    296,793,002.40/445,189,503.60 = 219,308,904.60/x
  3. Step 3: Cross multiply
    296,793,002.40x = 445,189,503.60 × 219,308,904.60
  4. Step 4: Simplify right side
    296,793,002.40x = 97,634,022,373,933,760
  5. Step 5: Solve for x
    x = 97,634,022,373,933,760/296,793,002.40
  6. Step 6: Final answer
    x = 328,963,356.90

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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.