Home / 353,084,632.68-529,954,203.54-178,330,389.94

Finding the Fourth Proportional to 353,084,632.68, 529,954,203.54 and 178,330,389.94

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Solution

The fourth proportional to 353,084,632.68, 529,954,203.54 and 178,330,389.94 is: 267,660,869.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,084,632.68 : 529,954,203.54 = 178,330,389.94 : x
  2. Step 2: Convert to fraction form
    353,084,632.68/529,954,203.54 = 178,330,389.94/x
  3. Step 3: Cross multiply
    353,084,632.68x = 529,954,203.54 × 178,330,389.94
  4. Step 4: Simplify right side
    353,084,632.68x = 94,506,939,764,980,560
  5. Step 5: Solve for x
    x = 94,506,939,764,980,560/353,084,632.68
  6. Step 6: Final answer
    x = 267,660,869.43

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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.