Finding the Fourth Proportional to 6,720,838,973.60, 10,081,258,460.40 and 1,813,504,906.40
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Solution
The fourth proportional to 6,720,838,973.60, 10,081,258,460.40 and 1,813,504,906.40 is: 2,720,257,359.60
Step by Step Solution
- Step 1: Write the proportion equation
6,720,838,973.60 : 10,081,258,460.40 = 1,813,504,906.40 : x - Step 2: Convert to fraction form
6,720,838,973.60/10,081,258,460.40 = 1,813,504,906.40/x - Step 3: Cross multiply
6,720,838,973.60x = 10,081,258,460.40 × 1,813,504,906.40 - Step 4: Simplify right side
6,720,838,973.60x = 18,282,411,680,621,910,016 - Step 5: Solve for x
x = 18,282,411,680,621,910,016/6,720,838,973.60 - Step 6: Final answer
x = 2,720,257,359.60
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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.