Finding the Fourth Proportional to 8,090,038,349.64, 11,163,802,587.70 and 4,472,852,964.93
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Solution
The fourth proportional to 8,090,038,349.64, 11,163,802,587.70 and 4,472,852,964.93 is: 6,172,288,108.68
Step by Step Solution
- Step 1: Write the proportion equation
8,090,038,349.64 : 11,163,802,587.70 = 4,472,852,964.93 : x - Step 2: Convert to fraction form
8,090,038,349.64/11,163,802,587.70 = 4,472,852,964.93/x - Step 3: Cross multiply
8,090,038,349.64x = 11,163,802,587.70 × 4,472,852,964.93 - Step 4: Simplify right side
8,090,038,349.64x = 49,934,047,504,287,154,176 - Step 5: Solve for x
x = 49,934,047,504,287,154,176/8,090,038,349.64 - Step 6: Final answer
x = 6,172,288,108.68
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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.