Home / 253,636,290.44-350,018,131.38-154,517,034.20

Finding the Fourth Proportional to 253,636,290.44, 350,018,131.38 and 154,517,034.20

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Solution

The fourth proportional to 253,636,290.44, 350,018,131.38 and 154,517,034.20 is: 213,233,538.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,636,290.44 : 350,018,131.38 = 154,517,034.20 : x
  2. Step 2: Convert to fraction form
    253,636,290.44/350,018,131.38 = 154,517,034.20/x
  3. Step 3: Cross multiply
    253,636,290.44x = 350,018,131.38 × 154,517,034.20
  4. Step 4: Simplify right side
    253,636,290.44x = 54,083,763,577,063,552
  5. Step 5: Solve for x
    x = 54,083,763,577,063,552/253,636,290.44
  6. Step 6: Final answer
    x = 213,233,538.01

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1.5x scale

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.