Finding the Fourth Proportional to 40,912,830,048.92, 56,451,516,971.97 and 22,845,566,346.09
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Solution
The fourth proportional to 40,912,830,048.92, 56,451,516,971.97 and 22,845,566,346.09 is: 31,522,309,133.30
Step by Step Solution
- Step 1: Write the proportion equation
40,912,830,048.92 : 56,451,516,971.97 = 22,845,566,346.09 : x - Step 2: Convert to fraction form
40,912,830,048.92/56,451,516,971.97 = 22,845,566,346.09/x - Step 3: Cross multiply
40,912,830,048.92x = 56,451,516,971.97 × 22,845,566,346.09 - Step 4: Simplify right side
40,912,830,048.92x = 1,289,666,876,320,169,590,784 - Step 5: Solve for x
x = 1,289,666,876,320,169,590,784/40,912,830,048.92 - Step 6: Final answer
x = 31,522,309,133.30
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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.