Home / 104,195,157.41-156,315,305.95-31,405,848.77

Finding the Fourth Proportional to 104,195,157.41, 156,315,305.95 and 31,405,848.77

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Solution

The fourth proportional to 104,195,157.41, 156,315,305.95 and 31,405,848.77 is: 47,115,576.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,195,157.41 : 156,315,305.95 = 31,405,848.77 : x
  2. Step 2: Convert to fraction form
    104,195,157.41/156,315,305.95 = 31,405,848.77/x
  3. Step 3: Cross multiply
    104,195,157.41x = 156,315,305.95 × 31,405,848.77
  4. Step 4: Simplify right side
    104,195,157.41x = 4,909,214,858,241,890
  5. Step 5: Solve for x
    x = 4,909,214,858,241,890/104,195,157.41
  6. Step 6: Final answer
    x = 47,115,576.01

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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.