Home / 112,328,486.40-168,492,729.60-104,770,214.40

Finding the Fourth Proportional to 112,328,486.40, 168,492,729.60 and 104,770,214.40

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Solution

The fourth proportional to 112,328,486.40, 168,492,729.60 and 104,770,214.40 is: 157,155,321.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,328,486.40 : 168,492,729.60 = 104,770,214.40 : x
  2. Step 2: Convert to fraction form
    112,328,486.40/168,492,729.60 = 104,770,214.40/x
  3. Step 3: Cross multiply
    112,328,486.40x = 168,492,729.60 × 104,770,214.40
  4. Step 4: Simplify right side
    112,328,486.40x = 17,653,019,405,033,226
  5. Step 5: Solve for x
    x = 17,653,019,405,033,226/112,328,486.40
  6. Step 6: Final answer
    x = 157,155,321.60

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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.