Home / 2,655,284,428.55-3,980,963,103.09-1,605,789,311.73

Finding the Fourth Proportional to 2,655,284,428.55, 3,980,963,103.09 and 1,605,789,311.73

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Solution

The fourth proportional to 2,655,284,428.55, 3,980,963,103.09 and 1,605,789,311.73 is: 2,407,496,512.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,655,284,428.55 : 3,980,963,103.09 = 1,605,789,311.73 : x
  2. Step 2: Convert to fraction form
    2,655,284,428.55/3,980,963,103.09 = 1,605,789,311.73/x
  3. Step 3: Cross multiply
    2,655,284,428.55x = 3,980,963,103.09 × 1,605,789,311.73
  4. Step 4: Simplify right side
    2,655,284,428.55x = 6,392,588,001,333,416,960
  5. Step 5: Solve for x
    x = 6,392,588,001,333,416,960/2,655,284,428.55
  6. Step 6: Final answer
    x = 2,407,496,512.46

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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.