Home / 96,607,121.40-144,872,190.90-31,892,916.60

Finding the Fourth Proportional to 96,607,121.40, 144,872,190.90 and 31,892,916.60

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Solution

The fourth proportional to 96,607,121.40, 144,872,190.90 and 31,892,916.60 is: 47,826,667.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,607,121.40 : 144,872,190.90 = 31,892,916.60 : x
  2. Step 2: Convert to fraction form
    96,607,121.40/144,872,190.90 = 31,892,916.60/x
  3. Step 3: Cross multiply
    96,607,121.40x = 144,872,190.90 × 31,892,916.60
  4. Step 4: Simplify right side
    96,607,121.40x = 4,620,396,702,032,979
  5. Step 5: Solve for x
    x = 4,620,396,702,032,979/96,607,121.40
  6. Step 6: Final answer
    x = 47,826,667.80

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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.