Finding the Fourth Proportional to 252,220,058.98, 348,087,639.54 and 158,149,097.08
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Solution
The fourth proportional to 252,220,058.98, 348,087,639.54 and 158,149,097.08 is: 218,260,776.41
Step by Step Solution
- Step 1: Write the proportion equation
252,220,058.98 : 348,087,639.54 = 158,149,097.08 : x - Step 2: Convert to fraction form
252,220,058.98/348,087,639.54 = 158,149,097.08/x - Step 3: Cross multiply
252,220,058.98x = 348,087,639.54 × 158,149,097.08 - Step 4: Simplify right side
252,220,058.98x = 55,049,745,897,959,512 - Step 5: Solve for x
x = 55,049,745,897,959,512/252,220,058.98 - Step 6: Final answer
x = 218,260,776.41
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1.5x scale
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.