Home / 106,284,852.40-159,464,603.40-45,719,143.60

Finding the Fourth Proportional to 106,284,852.40, 159,464,603.40 and 45,719,143.60

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Solution

The fourth proportional to 106,284,852.40, 159,464,603.40 and 45,719,143.60 is: 68,594,770.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,284,852.40 : 159,464,603.40 = 45,719,143.60 : x
  2. Step 2: Convert to fraction form
    106,284,852.40/159,464,603.40 = 45,719,143.60/x
  3. Step 3: Cross multiply
    106,284,852.40x = 159,464,603.40 × 45,719,143.60
  4. Step 4: Simplify right side
    106,284,852.40x = 7,290,585,101,961,649
  5. Step 5: Solve for x
    x = 7,290,585,101,961,649/106,284,852.40
  6. Step 6: Final answer
    x = 68,594,770.91

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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.