Home / 208,655,603,999.10-312,983,405,998.65-208,655,603,999.10

Finding the Fourth Proportional to 208,655,603,999.10, 312,983,405,998.65 and 208,655,603,999.10

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Solution

The fourth proportional to 208,655,603,999.10, 312,983,405,998.65 and 208,655,603,999.10 is: 312,983,405,998.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,655,603,999.10 : 312,983,405,998.65 = 208,655,603,999.10 : x
  2. Step 2: Convert to fraction form
    208,655,603,999.10/312,983,405,998.65 = 208,655,603,999.10/x
  3. Step 3: Cross multiply
    208,655,603,999.10x = 312,983,405,998.65 × 208,655,603,999.10
  4. Step 4: Simplify right side
    208,655,603,999.10x = 65,305,741,620,343,864,295,424
  5. Step 5: Solve for x
    x = 65,305,741,620,343,864,295,424/208,655,603,999.10
  6. Step 6: Final answer
    x = 312,983,405,998.65

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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.