Finding the Fourth Proportional to 239,589,781,148.80, 359,406,764,716.28 and 78,242,033,544.06
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Solution
The fourth proportional to 239,589,781,148.80, 359,406,764,716.28 and 78,242,033,544.06 is: 117,370,265,150.95
Step by Step Solution
- Step 1: Write the proportion equation
239,589,781,148.80 : 359,406,764,716.28 = 78,242,033,544.06 : x - Step 2: Convert to fraction form
239,589,781,148.80/359,406,764,716.28 = 78,242,033,544.06/x - Step 3: Cross multiply
239,589,781,148.80x = 359,406,764,716.28 × 78,242,033,544.06 - Step 4: Simplify right side
239,589,781,148.80x = 28,120,716,140,893,259,694,080 - Step 5: Solve for x
x = 28,120,716,140,893,259,694,080/239,589,781,148.80 - Step 6: Final answer
x = 117,370,265,150.95
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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.