Home / 3,970,299,745.70-5,955,673,567.35-1,210,018,811.30

Finding the Fourth Proportional to 3,970,299,745.70, 5,955,673,567.35 and 1,210,018,811.30

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Solution

The fourth proportional to 3,970,299,745.70, 5,955,673,567.35 and 1,210,018,811.30 is: 1,815,096,469.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,970,299,745.70 : 5,955,673,567.35 = 1,210,018,811.30 : x
  2. Step 2: Convert to fraction form
    3,970,299,745.70/5,955,673,567.35 = 1,210,018,811.30/x
  3. Step 3: Cross multiply
    3,970,299,745.70x = 5,955,673,567.35 × 1,210,018,811.30
  4. Step 4: Simplify right side
    3,970,299,745.70x = 7,206,477,050,455,677,952
  5. Step 5: Solve for x
    x = 7,206,477,050,455,677,952/3,970,299,745.70
  6. Step 6: Final answer
    x = 1,815,096,469.29

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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.