Home / 201,912,744.60-302,963,595.30-104,977,906.20

Finding the Fourth Proportional to 201,912,744.60, 302,963,595.30 and 104,977,906.20

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Solution

The fourth proportional to 201,912,744.60, 302,963,595.30 and 104,977,906.20 is: 157,515,980.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,912,744.60 : 302,963,595.30 = 104,977,906.20 : x
  2. Step 2: Convert to fraction form
    201,912,744.60/302,963,595.30 = 104,977,906.20/x
  3. Step 3: Cross multiply
    201,912,744.60x = 302,963,595.30 × 104,977,906.20
  4. Step 4: Simplify right side
    201,912,744.60x = 31,804,483,889,418,164
  5. Step 5: Solve for x
    x = 31,804,483,889,418,164/201,912,744.60
  6. Step 6: Final answer
    x = 157,515,980.24

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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.