Home / 140,246,270.64-193,559,079.76-80,706,343.14

Finding the Fourth Proportional to 140,246,270.64, 193,559,079.76 and 80,706,343.14

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Solution

The fourth proportional to 140,246,270.64, 193,559,079.76 and 80,706,343.14 is: 111,385,817.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,246,270.64 : 193,559,079.76 = 80,706,343.14 : x
  2. Step 2: Convert to fraction form
    140,246,270.64/193,559,079.76 = 80,706,343.14/x
  3. Step 3: Cross multiply
    140,246,270.64x = 193,559,079.76 × 80,706,343.14
  4. Step 4: Simplify right side
    140,246,270.64x = 15,621,445,508,973,188
  5. Step 5: Solve for x
    x = 15,621,445,508,973,188/140,246,270.64
  6. Step 6: Final answer
    x = 111,385,817.52

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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.