Home / 224,648,458.76-310,045,667.99-129,277,008.54

Finding the Fourth Proportional to 224,648,458.76, 310,045,667.99 and 129,277,008.54

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Solution

The fourth proportional to 224,648,458.76, 310,045,667.99 and 129,277,008.54 is: 178,419,993.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,648,458.76 : 310,045,667.99 = 129,277,008.54 : x
  2. Step 2: Convert to fraction form
    224,648,458.76/310,045,667.99 = 129,277,008.54/x
  3. Step 3: Cross multiply
    224,648,458.76x = 310,045,667.99 × 129,277,008.54
  4. Step 4: Simplify right side
    224,648,458.76x = 40,081,776,467,886,856
  5. Step 5: Solve for x
    x = 40,081,776,467,886,856/224,648,458.76
  6. Step 6: Final answer
    x = 178,419,993.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.