Home / 133,533,667.40-200,300,501.10-121,416,812.60

Finding the Fourth Proportional to 133,533,667.40, 200,300,501.10 and 121,416,812.60

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Solution

The fourth proportional to 133,533,667.40, 200,300,501.10 and 121,416,812.60 is: 182,125,218.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,533,667.40 : 200,300,501.10 = 121,416,812.60 : x
  2. Step 2: Convert to fraction form
    133,533,667.40/200,300,501.10 = 121,416,812.60/x
  3. Step 3: Cross multiply
    133,533,667.40x = 200,300,501.10 × 121,416,812.60
  4. Step 4: Simplify right side
    133,533,667.40x = 24,319,848,405,744,792
  5. Step 5: Solve for x
    x = 24,319,848,405,744,792/133,533,667.40
  6. Step 6: Final answer
    x = 182,125,218.90

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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.