Home / 84,994,693.40-127,492,040.10-27,528,206.60

Finding the Fourth Proportional to 84,994,693.40, 127,492,040.10 and 27,528,206.60

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Solution

The fourth proportional to 84,994,693.40, 127,492,040.10 and 27,528,206.60 is: 41,292,309.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,994,693.40 : 127,492,040.10 = 27,528,206.60 : x
  2. Step 2: Convert to fraction form
    84,994,693.40/127,492,040.10 = 27,528,206.60/x
  3. Step 3: Cross multiply
    84,994,693.40x = 127,492,040.10 × 27,528,206.60
  4. Step 4: Simplify right side
    84,994,693.40x = 3,509,627,219,728,284.50
  5. Step 5: Solve for x
    x = 3,509,627,219,728,284.50/84,994,693.40
  6. Step 6: Final answer
    x = 41,292,309.90

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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.