Home / 343,375,680,662.37-515,063,399,765.04-91,830,337,013.70

Finding the Fourth Proportional to 343,375,680,662.37, 515,063,399,765.04 and 91,830,337,013.70

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Solution

The fourth proportional to 343,375,680,662.37, 515,063,399,765.04 and 91,830,337,013.70 is: 137,745,473,099.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,375,680,662.37 : 515,063,399,765.04 = 91,830,337,013.70 : x
  2. Step 2: Convert to fraction form
    343,375,680,662.37/515,063,399,765.04 = 91,830,337,013.70/x
  3. Step 3: Cross multiply
    343,375,680,662.37x = 515,063,399,765.04 × 91,830,337,013.70
  4. Step 4: Simplify right side
    343,375,680,662.37x = 47,298,445,583,845,710,364,672
  5. Step 5: Solve for x
    x = 47,298,445,583,845,710,364,672/343,375,680,662.37
  6. Step 6: Final answer
    x = 137,745,473,099.92

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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.