Home / 145,532,556.16-218,183,680.32-54,646,023.04

Finding the Fourth Proportional to 145,532,556.16, 218,183,680.32 and 54,646,023.04

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Solution

The fourth proportional to 145,532,556.16, 218,183,680.32 and 54,646,023.04 is: 81,925,795.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,532,556.16 : 218,183,680.32 = 54,646,023.04 : x
  2. Step 2: Convert to fraction form
    145,532,556.16/218,183,680.32 = 54,646,023.04/x
  3. Step 3: Cross multiply
    145,532,556.16x = 218,183,680.32 × 54,646,023.04
  4. Step 4: Simplify right side
    145,532,556.16x = 11,922,870,421,718,714
  5. Step 5: Solve for x
    x = 11,922,870,421,718,714/145,532,556.16
  6. Step 6: Final answer
    x = 81,925,795.41

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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.