Home / 209,952,829.80-314,929,244.70-181,231,396.20

Finding the Fourth Proportional to 209,952,829.80, 314,929,244.70 and 181,231,396.20

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Solution

The fourth proportional to 209,952,829.80, 314,929,244.70 and 181,231,396.20 is: 271,847,094.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,952,829.80 : 314,929,244.70 = 181,231,396.20 : x
  2. Step 2: Convert to fraction form
    209,952,829.80/314,929,244.70 = 181,231,396.20/x
  3. Step 3: Cross multiply
    209,952,829.80x = 314,929,244.70 × 181,231,396.20
  4. Step 4: Simplify right side
    209,952,829.80x = 57,075,066,721,192,448
  5. Step 5: Solve for x
    x = 57,075,066,721,192,448/209,952,829.80
  6. Step 6: Final answer
    x = 271,847,094.30

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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.