Home / 154,804,734.56-213,627,770.58-84,237,938.25

Finding the Fourth Proportional to 154,804,734.56, 213,627,770.58 and 84,237,938.25

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Solution

The fourth proportional to 154,804,734.56, 213,627,770.58 and 84,237,938.25 is: 116,246,851.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,804,734.56 : 213,627,770.58 = 84,237,938.25 : x
  2. Step 2: Convert to fraction form
    154,804,734.56/213,627,770.58 = 84,237,938.25/x
  3. Step 3: Cross multiply
    154,804,734.56x = 213,627,770.58 × 84,237,938.25
  4. Step 4: Simplify right side
    154,804,734.56x = 17,995,562,946,117,996
  5. Step 5: Solve for x
    x = 17,995,562,946,117,996/154,804,734.56
  6. Step 6: Final answer
    x = 116,246,851.22

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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.