Home / 178,719,457.70-268,079,186.55-63,662,481.20

Finding the Fourth Proportional to 178,719,457.70, 268,079,186.55 and 63,662,481.20

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Solution

The fourth proportional to 178,719,457.70, 268,079,186.55 and 63,662,481.20 is: 95,493,721.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,719,457.70 : 268,079,186.55 = 63,662,481.20 : x
  2. Step 2: Convert to fraction form
    178,719,457.70/268,079,186.55 = 63,662,481.20/x
  3. Step 3: Cross multiply
    178,719,457.70x = 268,079,186.55 × 63,662,481.20
  4. Step 4: Simplify right side
    178,719,457.70x = 17,066,586,173,850,670
  5. Step 5: Solve for x
    x = 17,066,586,173,850,670/178,719,457.70
  6. Step 6: Final answer
    x = 95,493,721.80

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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.