Home / 153,990,475.26-231,014,845.38-61,881,383.58

Finding the Fourth Proportional to 153,990,475.26, 231,014,845.38 and 61,881,383.58

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Solution

The fourth proportional to 153,990,475.26, 231,014,845.38 and 61,881,383.58 is: 92,833,782.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,990,475.26 : 231,014,845.38 = 61,881,383.58 : x
  2. Step 2: Convert to fraction form
    153,990,475.26/231,014,845.38 = 61,881,383.58/x
  3. Step 3: Cross multiply
    153,990,475.26x = 231,014,845.38 × 61,881,383.58
  4. Step 4: Simplify right side
    153,990,475.26x = 14,295,518,259,634,170
  5. Step 5: Solve for x
    x = 14,295,518,259,634,170/153,990,475.26
  6. Step 6: Final answer
    x = 92,833,782.32

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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.