Finding the Fourth Proportional to 7,091,714,998.20, 10,637,572,497.30 and 4,724,464,207.80
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Solution
The fourth proportional to 7,091,714,998.20, 10,637,572,497.30 and 4,724,464,207.80 is: 7,086,696,311.70
Step by Step Solution
- Step 1: Write the proportion equation
7,091,714,998.20 : 10,637,572,497.30 = 4,724,464,207.80 : x - Step 2: Convert to fraction form
7,091,714,998.20/10,637,572,497.30 = 4,724,464,207.80/x - Step 3: Cross multiply
7,091,714,998.20x = 10,637,572,497.30 × 4,724,464,207.80 - Step 4: Simplify right side
7,091,714,998.20x = 50,256,830,521,371,508,736 - Step 5: Solve for x
x = 50,256,830,521,371,508,736/7,091,714,998.20 - Step 6: Final answer
x = 7,086,696,311.70
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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.