Home / 1,362,080,459.88-2,043,120,716.82-326,941,341.12

Finding the Fourth Proportional to 1,362,080,459.88, 2,043,120,716.82 and 326,941,341.12

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Solution

The fourth proportional to 1,362,080,459.88, 2,043,120,716.82 and 326,941,341.12 is: 490,412,018.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,362,080,459.88 : 2,043,120,716.82 = 326,941,341.12 : x
  2. Step 2: Convert to fraction form
    1,362,080,459.88/2,043,120,716.82 = 326,941,341.12/x
  3. Step 3: Cross multiply
    1,362,080,459.88x = 2,043,120,716.82 × 326,941,341.12
  4. Step 4: Simplify right side
    1,362,080,459.88x = 667,980,627,227,186,560
  5. Step 5: Solve for x
    x = 667,980,627,227,186,560/1,362,080,459.88
  6. Step 6: Final answer
    x = 490,412,018.16

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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.