Home / 133,142,808.60-199,572,495.30-51,230,035.80

Finding the Fourth Proportional to 133,142,808.60, 199,572,495.30 and 51,230,035.80

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Solution

The fourth proportional to 133,142,808.60, 199,572,495.30 and 51,230,035.80 is: 76,790,524.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,142,808.60 : 199,572,495.30 = 51,230,035.80 : x
  2. Step 2: Convert to fraction form
    133,142,808.60/199,572,495.30 = 51,230,035.80/x
  3. Step 3: Cross multiply
    133,142,808.60x = 199,572,495.30 × 51,230,035.80
  4. Step 4: Simplify right side
    133,142,808.60x = 10,224,106,078,914,332
  5. Step 5: Solve for x
    x = 10,224,106,078,914,332/133,142,808.60
  6. Step 6: Final answer
    x = 76,790,524.30

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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.