Home / 147,513,603.60-221,270,405.40-55,397,163.60

Finding the Fourth Proportional to 147,513,603.60, 221,270,405.40 and 55,397,163.60

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Solution

The fourth proportional to 147,513,603.60, 221,270,405.40 and 55,397,163.60 is: 83,095,745.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,513,603.60 : 221,270,405.40 = 55,397,163.60 : x
  2. Step 2: Convert to fraction form
    147,513,603.60/221,270,405.40 = 55,397,163.60/x
  3. Step 3: Cross multiply
    147,513,603.60x = 221,270,405.40 × 55,397,163.60
  4. Step 4: Simplify right side
    147,513,603.60x = 12,257,752,847,782,124
  5. Step 5: Solve for x
    x = 12,257,752,847,782,124/147,513,603.60
  6. Step 6: Final answer
    x = 83,095,745.40

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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.