Home / 210,219,573.16-290,060,936.58-117,385,797.16

Finding the Fourth Proportional to 210,219,573.16, 290,060,936.58 and 117,385,797.16

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Solution

The fourth proportional to 210,219,573.16, 290,060,936.58 and 117,385,797.16 is: 161,968,905.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,219,573.16 : 290,060,936.58 = 117,385,797.16 : x
  2. Step 2: Convert to fraction form
    210,219,573.16/290,060,936.58 = 117,385,797.16/x
  3. Step 3: Cross multiply
    210,219,573.16x = 290,060,936.58 × 117,385,797.16
  4. Step 4: Simplify right side
    210,219,573.16x = 34,049,034,265,419,500
  5. Step 5: Solve for x
    x = 34,049,034,265,419,500/210,219,573.16
  6. Step 6: Final answer
    x = 161,968,905.91

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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.