Home / 168,518,315.56-232,562,457.54-94,178,873.86

Finding the Fourth Proportional to 168,518,315.56, 232,562,457.54 and 94,178,873.86

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Solution

The fourth proportional to 168,518,315.56, 232,562,457.54 and 94,178,873.86 is: 129,970,859.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,518,315.56 : 232,562,457.54 = 94,178,873.86 : x
  2. Step 2: Convert to fraction form
    168,518,315.56/232,562,457.54 = 94,178,873.86/x
  3. Step 3: Cross multiply
    168,518,315.56x = 232,562,457.54 × 94,178,873.86
  4. Step 4: Simplify right side
    168,518,315.56x = 21,902,470,353,231,264
  5. Step 5: Solve for x
    x = 21,902,470,353,231,264/168,518,315.56
  6. Step 6: Final answer
    x = 129,970,859.73

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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.