Home / 267,588,780.90-401,264,536.12-143,061,192.06

Finding the Fourth Proportional to 267,588,780.90, 401,264,536.12 and 143,061,192.06

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Solution

The fourth proportional to 267,588,780.90, 401,264,536.12 and 143,061,192.06 is: 214,528,362.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,588,780.90 : 401,264,536.12 = 143,061,192.06 : x
  2. Step 2: Convert to fraction form
    267,588,780.90/401,264,536.12 = 143,061,192.06/x
  3. Step 3: Cross multiply
    267,588,780.90x = 401,264,536.12 × 143,061,192.06
  4. Step 4: Simplify right side
    267,588,780.90x = 57,405,382,868,730,128
  5. Step 5: Solve for x
    x = 57,405,382,868,730,128/267,588,780.90
  6. Step 6: Final answer
    x = 214,528,362.05

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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.