Home / 122,931,993.60-184,407,321.60-36,663,667.20

Finding the Fourth Proportional to 122,931,993.60, 184,407,321.60 and 36,663,667.20

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Solution

The fourth proportional to 122,931,993.60, 184,407,321.60 and 36,663,667.20 is: 54,998,283.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,931,993.60 : 184,407,321.60 = 36,663,667.20 : x
  2. Step 2: Convert to fraction form
    122,931,993.60/184,407,321.60 = 36,663,667.20/x
  3. Step 3: Cross multiply
    122,931,993.60x = 184,407,321.60 × 36,663,667.20
  4. Step 4: Simplify right side
    122,931,993.60x = 6,761,048,668,385,772
  5. Step 5: Solve for x
    x = 6,761,048,668,385,772/122,931,993.60
  6. Step 6: Final answer
    x = 54,998,283.77

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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.