Home / 135,942,448.60-203,913,672.90-45,066,037.60

Finding the Fourth Proportional to 135,942,448.60, 203,913,672.90 and 45,066,037.60

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Solution

The fourth proportional to 135,942,448.60, 203,913,672.90 and 45,066,037.60 is: 67,599,056.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,942,448.60 : 203,913,672.90 = 45,066,037.60 : x
  2. Step 2: Convert to fraction form
    135,942,448.60/203,913,672.90 = 45,066,037.60/x
  3. Step 3: Cross multiply
    135,942,448.60x = 203,913,672.90 × 45,066,037.60
  4. Step 4: Simplify right side
    135,942,448.60x = 9,189,581,250,065,502
  5. Step 5: Solve for x
    x = 9,189,581,250,065,502/135,942,448.60
  6. Step 6: Final answer
    x = 67,599,056.40

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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.