Home / 757,399,718.80-1,045,201,436.58-422,877,367

Finding the Fourth Proportional to 757,399,718.80, 1,045,201,436.58 and 422,877,367

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Solution

The fourth proportional to 757,399,718.80, 1,045,201,436.58 and 422,877,367 is: 583,565,085.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,399,718.80 : 1,045,201,436.58 = 422,877,367 : x
  2. Step 2: Convert to fraction form
    757,399,718.80/1,045,201,436.58 = 422,877,367/x
  3. Step 3: Cross multiply
    757,399,718.80x = 1,045,201,436.58 × 422,877,367
  4. Step 4: Simplify right side
    757,399,718.80x = 441,992,031,485,567,872
  5. Step 5: Solve for x
    x = 441,992,031,485,567,872/757,399,718.80
  6. Step 6: Final answer
    x = 583,565,085.27

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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.