Home / 93,470,306.84-140,080,132.48-72,745,768.60

Finding the Fourth Proportional to 93,470,306.84, 140,080,132.48 and 72,745,768.60

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Solution

The fourth proportional to 93,470,306.84, 140,080,132.48 and 72,745,768.60 is: 109,021,113.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,470,306.84 : 140,080,132.48 = 72,745,768.60 : x
  2. Step 2: Convert to fraction form
    93,470,306.84/140,080,132.48 = 72,745,768.60/x
  3. Step 3: Cross multiply
    93,470,306.84x = 140,080,132.48 × 72,745,768.60
  4. Step 4: Simplify right side
    93,470,306.84x = 10,190,236,902,847,422
  5. Step 5: Solve for x
    x = 10,190,236,902,847,422/93,470,306.84
  6. Step 6: Final answer
    x = 109,021,113.20

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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.