Finding the Fourth Proportional to 5,071,165,661.04, 6,997,160,652 and 2,927,735,178.48
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Solution
The fourth proportional to 5,071,165,661.04, 6,997,160,652 and 2,927,735,178.48 is: 4,039,669,527.60
Step by Step Solution
- Step 1: Write the proportion equation
5,071,165,661.04 : 6,997,160,652 = 2,927,735,178.48 : x - Step 2: Convert to fraction form
5,071,165,661.04/6,997,160,652 = 2,927,735,178.48/x - Step 3: Cross multiply
5,071,165,661.04x = 6,997,160,652 × 2,927,735,178.48 - Step 4: Simplify right side
5,071,165,661.04x = 20,485,833,390,336,454,656 - Step 5: Solve for x
x = 20,485,833,390,336,454,656/5,071,165,661.04 - Step 6: Final answer
x = 4,039,669,527.60
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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.