Home / 209,953,735.80-314,930,603.70-181,232,302.20

Finding the Fourth Proportional to 209,953,735.80, 314,930,603.70 and 181,232,302.20

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Solution

The fourth proportional to 209,953,735.80, 314,930,603.70 and 181,232,302.20 is: 271,848,453.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,953,735.80 : 314,930,603.70 = 181,232,302.20 : x
  2. Step 2: Convert to fraction form
    209,953,735.80/314,930,603.70 = 181,232,302.20/x
  3. Step 3: Cross multiply
    209,953,735.80x = 314,930,603.70 × 181,232,302.20
  4. Step 4: Simplify right side
    209,953,735.80x = 57,075,598,341,786,832
  5. Step 5: Solve for x
    x = 57,075,598,341,786,832/209,953,735.80
  6. Step 6: Final answer
    x = 271,848,453.30

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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.