Home / 481,052,875.05-721,315,678.71-148,967,693.94

Finding the Fourth Proportional to 481,052,875.05, 721,315,678.71 and 148,967,693.94

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Solution

The fourth proportional to 481,052,875.05, 721,315,678.71 and 148,967,693.94 is: 223,369,901.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,052,875.05 : 721,315,678.71 = 148,967,693.94 : x
  2. Step 2: Convert to fraction form
    481,052,875.05/721,315,678.71 = 148,967,693.94/x
  3. Step 3: Cross multiply
    481,052,875.05x = 721,315,678.71 × 148,967,693.94
  4. Step 4: Simplify right side
    481,052,875.05x = 107,452,733,260,194,656
  5. Step 5: Solve for x
    x = 107,452,733,260,194,656/481,052,875.05
  6. Step 6: Final answer
    x = 223,369,901.38

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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.