Home / 133,632,374.40-200,448,561.60-42,765,148.80

Finding the Fourth Proportional to 133,632,374.40, 200,448,561.60 and 42,765,148.80

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Solution

The fourth proportional to 133,632,374.40, 200,448,561.60 and 42,765,148.80 is: 64,147,723.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,632,374.40 : 200,448,561.60 = 42,765,148.80 : x
  2. Step 2: Convert to fraction form
    133,632,374.40/200,448,561.60 = 42,765,148.80/x
  3. Step 3: Cross multiply
    133,632,374.40x = 200,448,561.60 × 42,765,148.80
  4. Step 4: Simplify right side
    133,632,374.40x = 8,572,212,563,569,965
  5. Step 5: Solve for x
    x = 8,572,212,563,569,965/133,632,374.40
  6. Step 6: Final answer
    x = 64,147,723.20

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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.