Finding the Fourth Proportional to 225,718,538,010.84, 338,609,612,352.96 and 72,512,055,496.08
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Solution
The fourth proportional to 225,718,538,010.84, 338,609,612,352.96 and 72,512,055,496.08 is: 108,778,300,705.04
Step by Step Solution
- Step 1: Write the proportion equation
225,718,538,010.84 : 338,609,612,352.96 = 72,512,055,496.08 : x - Step 2: Convert to fraction form
225,718,538,010.84/338,609,612,352.96 = 72,512,055,496.08/x - Step 3: Cross multiply
225,718,538,010.84x = 338,609,612,352.96 × 72,512,055,496.08 - Step 4: Simplify right side
225,718,538,010.84x = 24,553,279,002,443,973,132,288 - Step 5: Solve for x
x = 24,553,279,002,443,973,132,288/225,718,538,010.84 - Step 6: Final answer
x = 108,778,300,705.04
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1.5x scale
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.