Home / 1,321,482,808.70-1,983,097,492.42-622,174,933.14

Finding the Fourth Proportional to 1,321,482,808.70, 1,983,097,492.42 and 622,174,933.14

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Solution

The fourth proportional to 1,321,482,808.70, 1,983,097,492.42 and 622,174,933.14 is: 933,673,553.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,321,482,808.70 : 1,983,097,492.42 = 622,174,933.14 : x
  2. Step 2: Convert to fraction form
    1,321,482,808.70/1,983,097,492.42 = 622,174,933.14/x
  3. Step 3: Cross multiply
    1,321,482,808.70x = 1,983,097,492.42 × 622,174,933.14
  4. Step 4: Simplify right side
    1,321,482,808.70x = 1,233,833,549,756,515,072
  5. Step 5: Solve for x
    x = 1,233,833,549,756,515,072/1,321,482,808.70
  6. Step 6: Final answer
    x = 933,673,553.40

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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.