Home / 108,603,231.40-162,908,783.70-31,934,009.80

Finding the Fourth Proportional to 108,603,231.40, 162,908,783.70 and 31,934,009.80

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Solution

The fourth proportional to 108,603,231.40, 162,908,783.70 and 31,934,009.80 is: 47,902,172.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,603,231.40 : 162,908,783.70 = 31,934,009.80 : x
  2. Step 2: Convert to fraction form
    108,603,231.40/162,908,783.70 = 31,934,009.80/x
  3. Step 3: Cross multiply
    108,603,231.40x = 162,908,783.70 × 31,934,009.80
  4. Step 4: Simplify right side
    108,603,231.40x = 5,202,330,695,181,880
  5. Step 5: Solve for x
    x = 5,202,330,695,181,880/108,603,231.40
  6. Step 6: Final answer
    x = 47,902,172.23

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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.