Home / 209,953,932.80-314,930,899.20-181,232,499.20

Finding the Fourth Proportional to 209,953,932.80, 314,930,899.20 and 181,232,499.20

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Solution

The fourth proportional to 209,953,932.80, 314,930,899.20 and 181,232,499.20 is: 271,848,748.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,953,932.80 : 314,930,899.20 = 181,232,499.20 : x
  2. Step 2: Convert to fraction form
    209,953,932.80/314,930,899.20 = 181,232,499.20/x
  3. Step 3: Cross multiply
    209,953,932.80x = 314,930,899.20 × 181,232,499.20
  4. Step 4: Simplify right side
    209,953,932.80x = 57,075,713,937,319,272
  5. Step 5: Solve for x
    x = 57,075,713,937,319,272/209,953,932.80
  6. Step 6: Final answer
    x = 271,848,748.80

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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.