Home / 119,266,138.72-178,903,212.72-32,997,328.48

Finding the Fourth Proportional to 119,266,138.72, 178,903,212.72 and 32,997,328.48

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Solution

The fourth proportional to 119,266,138.72, 178,903,212.72 and 32,997,328.48 is: 49,497,100.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,266,138.72 : 178,903,212.72 = 32,997,328.48 : x
  2. Step 2: Convert to fraction form
    119,266,138.72/178,903,212.72 = 32,997,328.48/x
  3. Step 3: Cross multiply
    119,266,138.72x = 178,903,212.72 × 32,997,328.48
  4. Step 4: Simplify right side
    119,266,138.72x = 5,903,328,076,249,154
  5. Step 5: Solve for x
    x = 5,903,328,076,249,154/119,266,138.72
  6. Step 6: Final answer
    x = 49,497,100.68

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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.