Finding the Fourth Proportional to 6,518,588,813.91, 8,995,869,577.04 and 3,661,233,778.62
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Solution
The fourth proportional to 6,518,588,813.91, 8,995,869,577.04 and 3,661,233,778.62 is: 5,052,624,502.59
Step by Step Solution
- Step 1: Write the proportion equation
6,518,588,813.91 : 8,995,869,577.04 = 3,661,233,778.62 : x - Step 2: Convert to fraction form
6,518,588,813.91/8,995,869,577.04 = 3,661,233,778.62/x - Step 3: Cross multiply
6,518,588,813.91x = 8,995,869,577.04 × 3,661,233,778.62 - Step 4: Simplify right side
6,518,588,813.91x = 32,935,981,563,500,552,192 - Step 5: Solve for x
x = 32,935,981,563,500,552,192/6,518,588,813.91 - Step 6: Final answer
x = 5,052,624,502.59
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1.5x scale
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.