Home / 140,544,720.72-193,924,152.27-88,303,489.65

Finding the Fourth Proportional to 140,544,720.72, 193,924,152.27 and 88,303,489.65

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Solution

The fourth proportional to 140,544,720.72, 193,924,152.27 and 88,303,489.65 is: 121,841,498.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,544,720.72 : 193,924,152.27 = 88,303,489.65 : x
  2. Step 2: Convert to fraction form
    140,544,720.72/193,924,152.27 = 88,303,489.65/x
  3. Step 3: Cross multiply
    140,544,720.72x = 193,924,152.27 × 88,303,489.65
  4. Step 4: Simplify right side
    140,544,720.72x = 17,124,179,372,858,972
  5. Step 5: Solve for x
    x = 17,124,179,372,858,972/140,544,720.72
  6. Step 6: Final answer
    x = 121,841,498.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.