Home / 124,416,987.60-186,625,481.40-109,804,328.40

Finding the Fourth Proportional to 124,416,987.60, 186,625,481.40 and 109,804,328.40

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Solution

The fourth proportional to 124,416,987.60, 186,625,481.40 and 109,804,328.40 is: 164,706,492.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,416,987.60 : 186,625,481.40 = 109,804,328.40 : x
  2. Step 2: Convert to fraction form
    124,416,987.60/186,625,481.40 = 109,804,328.40/x
  3. Step 3: Cross multiply
    124,416,987.60x = 186,625,481.40 × 109,804,328.40
  4. Step 4: Simplify right side
    124,416,987.60x = 20,492,285,647,453,692
  5. Step 5: Solve for x
    x = 20,492,285,647,453,692/124,416,987.60
  6. Step 6: Final answer
    x = 164,706,492.60

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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.