Finding the Fourth Proportional to 223,658,195,008.36, 308,649,251,718.87 and 126,001,007,718.71
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Solution
The fourth proportional to 223,658,195,008.36, 308,649,251,718.87 and 126,001,007,718.71 is: 173,881,921,682.99
Step by Step Solution
- Step 1: Write the proportion equation
223,658,195,008.36 : 308,649,251,718.87 = 126,001,007,718.71 : x - Step 2: Convert to fraction form
223,658,195,008.36/308,649,251,718.87 = 126,001,007,718.71/x - Step 3: Cross multiply
223,658,195,008.36x = 308,649,251,718.87 × 126,001,007,718.71 - Step 4: Simplify right side
223,658,195,008.36x = 38,890,116,748,203,404,558,336 - Step 5: Solve for x
x = 38,890,116,748,203,404,558,336/223,658,195,008.36 - Step 6: Final answer
x = 173,881,921,682.99
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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.