Home / 143,395,799.16-215,093,370.62-61,461,550.02

Finding the Fourth Proportional to 143,395,799.16, 215,093,370.62 and 61,461,550.02

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Solution

The fourth proportional to 143,395,799.16, 215,093,370.62 and 61,461,550.02 is: 92,192,184.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,395,799.16 : 215,093,370.62 = 61,461,550.02 : x
  2. Step 2: Convert to fraction form
    143,395,799.16/215,093,370.62 = 61,461,550.02/x
  3. Step 3: Cross multiply
    143,395,799.16x = 215,093,370.62 × 61,461,550.02
  4. Step 4: Simplify right side
    143,395,799.16x = 13,219,971,957,331,530
  5. Step 5: Solve for x
    x = 13,219,971,957,331,530/143,395,799.16
  6. Step 6: Final answer
    x = 92,192,184.39

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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.