Finding the Fourth Proportional to 6,867,451,701.20, 10,301,177,551.80 and 1,697,593,653.20
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Solution
The fourth proportional to 6,867,451,701.20, 10,301,177,551.80 and 1,697,593,653.20 is: 2,546,390,479.80
Step by Step Solution
- Step 1: Write the proportion equation
6,867,451,701.20 : 10,301,177,551.80 = 1,697,593,653.20 : x - Step 2: Convert to fraction form
6,867,451,701.20/10,301,177,551.80 = 1,697,593,653.20/x - Step 3: Cross multiply
6,867,451,701.20x = 10,301,177,551.80 × 1,697,593,653.20 - Step 4: Simplify right side
6,867,451,701.20x = 17,487,213,632,421,992,448 - Step 5: Solve for x
x = 17,487,213,632,421,992,448/6,867,451,701.20 - Step 6: Final answer
x = 2,546,390,479.80
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Double scale
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Similar ratio
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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.