Home / 193,613,017.80-290,419,526.70-149,775,040.20

Finding the Fourth Proportional to 193,613,017.80, 290,419,526.70 and 149,775,040.20

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Solution

The fourth proportional to 193,613,017.80, 290,419,526.70 and 149,775,040.20 is: 224,662,560.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,613,017.80 : 290,419,526.70 = 149,775,040.20 : x
  2. Step 2: Convert to fraction form
    193,613,017.80/290,419,526.70 = 149,775,040.20/x
  3. Step 3: Cross multiply
    193,613,017.80x = 290,419,526.70 × 149,775,040.20
  4. Step 4: Simplify right side
    193,613,017.80x = 43,497,596,286,357,472
  5. Step 5: Solve for x
    x = 43,497,596,286,357,472/193,613,017.80
  6. Step 6: Final answer
    x = 224,662,560.30

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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.