Home / 149,245,901.60-223,868,852.40-45,614,906.60

Finding the Fourth Proportional to 149,245,901.60, 223,868,852.40 and 45,614,906.60

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Solution

The fourth proportional to 149,245,901.60, 223,868,852.40 and 45,614,906.60 is: 68,422,359.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,245,901.60 : 223,868,852.40 = 45,614,906.60 : x
  2. Step 2: Convert to fraction form
    149,245,901.60/223,868,852.40 = 45,614,906.60/x
  3. Step 3: Cross multiply
    149,245,901.60x = 223,868,852.40 × 45,614,906.60
  4. Step 4: Simplify right side
    149,245,901.60x = 10,211,756,792,875,186
  5. Step 5: Solve for x
    x = 10,211,756,792,875,186/149,245,901.60
  6. Step 6: Final answer
    x = 68,422,359.90

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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.