Home / 209,026,638.03-288,457,882.05-114,946,851.57

Finding the Fourth Proportional to 209,026,638.03, 288,457,882.05 and 114,946,851.57

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Solution

The fourth proportional to 209,026,638.03, 288,457,882.05 and 114,946,851.57 is: 158,627,271.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,026,638.03 : 288,457,882.05 = 114,946,851.57 : x
  2. Step 2: Convert to fraction form
    209,026,638.03/288,457,882.05 = 114,946,851.57/x
  3. Step 3: Cross multiply
    209,026,638.03x = 288,457,882.05 × 114,946,851.57
  4. Step 4: Simplify right side
    209,026,638.03x = 33,157,325,352,197,916
  5. Step 5: Solve for x
    x = 33,157,325,352,197,916/209,026,638.03
  6. Step 6: Final answer
    x = 158,627,271.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.