Finding the Fourth Proportional to 1,610,372,867,307, 2,222,361,711,188.50 and 878,808,413,268.62
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Solution
The fourth proportional to 1,610,372,867,307, 2,222,361,711,188.50 and 878,808,413,268.62 is: 1,212,781,343,232.96
Step by Step Solution
- Step 1: Write the proportion equation
1,610,372,867,307 : 2,222,361,711,188.50 = 878,808,413,268.62 : x - Step 2: Convert to fraction form
1,610,372,867,307/2,222,361,711,188.50 = 878,808,413,268.62/x - Step 3: Cross multiply
1,610,372,867,307x = 2,222,361,711,188.50 × 878,808,413,268.62 - Step 4: Simplify right side
1,610,372,867,307x = 1,953,030,169,118,500,708,155,392 - Step 5: Solve for x
x = 1,953,030,169,118,500,708,155,392/1,610,372,867,307 - Step 6: Final answer
x = 1,212,781,343,232.96
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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.