Home / 292,646,841.03-403,815,522.78-160,453,051.38

Finding the Fourth Proportional to 292,646,841.03, 403,815,522.78 and 160,453,051.38

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Solution

The fourth proportional to 292,646,841.03, 403,815,522.78 and 160,453,051.38 is: 221,404,859.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,646,841.03 : 403,815,522.78 = 160,453,051.38 : x
  2. Step 2: Convert to fraction form
    292,646,841.03/403,815,522.78 = 160,453,051.38/x
  3. Step 3: Cross multiply
    292,646,841.03x = 403,815,522.78 × 160,453,051.38
  4. Step 4: Simplify right side
    292,646,841.03x = 64,793,432,824,660,896
  5. Step 5: Solve for x
    x = 64,793,432,824,660,896/292,646,841.03
  6. Step 6: Final answer
    x = 221,404,859.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.