Home / 189,217,110.40-283,825,665.60-148,402,441.60

Finding the Fourth Proportional to 189,217,110.40, 283,825,665.60 and 148,402,441.60

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Solution

The fourth proportional to 189,217,110.40, 283,825,665.60 and 148,402,441.60 is: 222,603,662.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,217,110.40 : 283,825,665.60 = 148,402,441.60 : x
  2. Step 2: Convert to fraction form
    189,217,110.40/283,825,665.60 = 148,402,441.60/x
  3. Step 3: Cross multiply
    189,217,110.40x = 283,825,665.60 × 148,402,441.60
  4. Step 4: Simplify right side
    189,217,110.40x = 42,120,421,763,785,128
  5. Step 5: Solve for x
    x = 42,120,421,763,785,128/189,217,110.40
  6. Step 6: Final answer
    x = 222,603,662.40

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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.