Home / 209,952,914.40-314,929,371.60-157,800,837.60

Finding the Fourth Proportional to 209,952,914.40, 314,929,371.60 and 157,800,837.60

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Solution

The fourth proportional to 209,952,914.40, 314,929,371.60 and 157,800,837.60 is: 236,701,256.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,952,914.40 : 314,929,371.60 = 157,800,837.60 : x
  2. Step 2: Convert to fraction form
    209,952,914.40/314,929,371.60 = 157,800,837.60/x
  3. Step 3: Cross multiply
    209,952,914.40x = 314,929,371.60 × 157,800,837.60
  4. Step 4: Simplify right side
    209,952,914.40x = 49,696,118,623,321,656
  5. Step 5: Solve for x
    x = 49,696,118,623,321,656/209,952,914.40
  6. Step 6: Final answer
    x = 236,701,256.40

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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.