Home / 181,295,971.52-272,049,472.68-76,243,766.72

Finding the Fourth Proportional to 181,295,971.52, 272,049,472.68 and 76,243,766.72

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Solution

The fourth proportional to 181,295,971.52, 272,049,472.68 and 76,243,766.72 is: 114,410,024.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,295,971.52 : 272,049,472.68 = 76,243,766.72 : x
  2. Step 2: Convert to fraction form
    181,295,971.52/272,049,472.68 = 76,243,766.72/x
  3. Step 3: Cross multiply
    181,295,971.52x = 272,049,472.68 × 76,243,766.72
  4. Step 4: Simplify right side
    181,295,971.52x = 20,742,076,531,312,932
  5. Step 5: Solve for x
    x = 20,742,076,531,312,932/181,295,971.52
  6. Step 6: Final answer
    x = 114,410,024.43

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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.