Home / 757,364,290,781.69-1,045,163,729,185-410,135,169,008.40

Finding the Fourth Proportional to 757,364,290,781.69, 1,045,163,729,185 and 410,135,169,008.40

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Solution

The fourth proportional to 757,364,290,781.69, 1,045,163,729,185 and 410,135,169,008.40 is: 565,987,079,042.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,364,290,781.69 : 1,045,163,729,185 = 410,135,169,008.40 : x
  2. Step 2: Convert to fraction form
    757,364,290,781.69/1,045,163,729,185 = 410,135,169,008.40/x
  3. Step 3: Cross multiply
    757,364,290,781.69x = 1,045,163,729,185 × 410,135,169,008.40
  4. Step 4: Simplify right side
    757,364,290,781.69x = 428,658,402,710,739,606,306,816
  5. Step 5: Solve for x
    x = 428,658,402,710,739,606,306,816/757,364,290,781.69
  6. Step 6: Final answer
    x = 565,987,079,042.65

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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.