Finding the Fourth Proportional to 1,460,034,407.14, 2,190,051,638.40 and 354,631,815.82
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Solution
The fourth proportional to 1,460,034,407.14, 2,190,051,638.40 and 354,631,815.82 is: 531,947,730.45
Step by Step Solution
- Step 1: Write the proportion equation
1,460,034,407.14 : 2,190,051,638.40 = 354,631,815.82 : x - Step 2: Convert to fraction form
1,460,034,407.14/2,190,051,638.40 = 354,631,815.82/x - Step 3: Cross multiply
1,460,034,407.14x = 2,190,051,638.40 × 354,631,815.82 - Step 4: Simplify right side
1,460,034,407.14x = 776,661,989,255,091,840 - Step 5: Solve for x
x = 776,661,989,255,091,840/1,460,034,407.14 - Step 6: Final answer
x = 531,947,730.45
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.