Finding the Fourth Proportional to 1,742,580,847.08, 2,404,691,597.70 and 949,609,925.28
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Solution
The fourth proportional to 1,742,580,847.08, 2,404,691,597.70 and 949,609,925.28 is: 1,310,423,566.42
Step by Step Solution
- Step 1: Write the proportion equation
1,742,580,847.08 : 2,404,691,597.70 = 949,609,925.28 : x - Step 2: Convert to fraction form
1,742,580,847.08/2,404,691,597.70 = 949,609,925.28/x - Step 3: Cross multiply
1,742,580,847.08x = 2,404,691,597.70 × 949,609,925.28 - Step 4: Simplify right side
1,742,580,847.08x = 2,283,519,008,413,340,672 - Step 5: Solve for x
x = 2,283,519,008,413,340,672/1,742,580,847.08 - Step 6: Final answer
x = 1,310,423,566.42
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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.