Home / 1,072,422,416.08-1,608,631,262.10-285,476,245.40

Finding the Fourth Proportional to 1,072,422,416.08, 1,608,631,262.10 and 285,476,245.40

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Solution

The fourth proportional to 1,072,422,416.08, 1,608,631,262.10 and 285,476,245.40 is: 428,213,739.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,422,416.08 : 1,608,631,262.10 = 285,476,245.40 : x
  2. Step 2: Convert to fraction form
    1,072,422,416.08/1,608,631,262.10 = 285,476,245.40/x
  3. Step 3: Cross multiply
    1,072,422,416.08x = 1,608,631,262.10 × 285,476,245.40
  4. Step 4: Simplify right side
    1,072,422,416.08x = 459,226,012,937,371,264
  5. Step 5: Solve for x
    x = 459,226,012,937,371,264/1,072,422,416.08
  6. Step 6: Final answer
    x = 428,213,739.34

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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.