Home / 148,504,038.40-222,667,484.10-91,037,551.60

Finding the Fourth Proportional to 148,504,038.40, 222,667,484.10 and 91,037,551.60

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Solution

The fourth proportional to 148,504,038.40, 222,667,484.10 and 91,037,551.60 is: 136,502,029.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,504,038.40 : 222,667,484.10 = 91,037,551.60 : x
  2. Step 2: Convert to fraction form
    148,504,038.40/222,667,484.10 = 91,037,551.60/x
  3. Step 3: Cross multiply
    148,504,038.40x = 222,667,484.10 × 91,037,551.60
  4. Step 4: Simplify right side
    148,504,038.40x = 20,271,102,573,395,928
  5. Step 5: Solve for x
    x = 20,271,102,573,395,928/148,504,038.40
  6. Step 6: Final answer
    x = 136,502,029.12

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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.