Finding the Fourth Proportional to 608,641,194.17, 913,552,157.49 and 293,728,840.18
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Solution
The fourth proportional to 608,641,194.17, 913,552,157.49 and 293,728,840.18 is: 440,878,169.65
Step by Step Solution
- Step 1: Write the proportion equation
608,641,194.17 : 913,552,157.49 = 293,728,840.18 : x - Step 2: Convert to fraction form
608,641,194.17/913,552,157.49 = 293,728,840.18/x - Step 3: Cross multiply
608,641,194.17x = 913,552,157.49 × 293,728,840.18 - Step 4: Simplify right side
608,641,194.17x = 268,336,615,657,438,016 - Step 5: Solve for x
x = 268,336,615,657,438,016/608,641,194.17 - Step 6: Final answer
x = 440,878,169.65
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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.