Home / 203,075,109.70-304,612,664.55-194,229,132.10

Finding the Fourth Proportional to 203,075,109.70, 304,612,664.55 and 194,229,132.10

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Solution

The fourth proportional to 203,075,109.70, 304,612,664.55 and 194,229,132.10 is: 291,343,698.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,075,109.70 : 304,612,664.55 = 194,229,132.10 : x
  2. Step 2: Convert to fraction form
    203,075,109.70/304,612,664.55 = 194,229,132.10/x
  3. Step 3: Cross multiply
    203,075,109.70x = 304,612,664.55 × 194,229,132.10
  4. Step 4: Simplify right side
    203,075,109.70x = 59,164,653,462,214,936
  5. Step 5: Solve for x
    x = 59,164,653,462,214,936/203,075,109.70
  6. Step 6: Final answer
    x = 291,343,698.15

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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.