Finding the Fourth Proportional to 1,652,347,038, 2,280,294,876.25 and 899,689,403.79
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Solution
The fourth proportional to 1,652,347,038, 2,280,294,876.25 and 899,689,403.79 is: 1,241,601,849.07
Step by Step Solution
- Step 1: Write the proportion equation
1,652,347,038 : 2,280,294,876.25 = 899,689,403.79 : x - Step 2: Convert to fraction form
1,652,347,038/2,280,294,876.25 = 899,689,403.79/x - Step 3: Cross multiply
1,652,347,038x = 2,280,294,876.25 × 899,689,403.79 - Step 4: Simplify right side
1,652,347,038x = 2,051,557,137,678,754,304 - Step 5: Solve for x
x = 2,051,557,137,678,754,304/1,652,347,038 - Step 6: Final answer
x = 1,241,601,849.07
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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.