Finding the Fourth Proportional to 5,038,862,417.70, 7,558,293,626.55 and 2,278,581,483.30
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Solution
The fourth proportional to 5,038,862,417.70, 7,558,293,626.55 and 2,278,581,483.30 is: 3,417,872,224.95
Step by Step Solution
- Step 1: Write the proportion equation
5,038,862,417.70 : 7,558,293,626.55 = 2,278,581,483.30 : x - Step 2: Convert to fraction form
5,038,862,417.70/7,558,293,626.55 = 2,278,581,483.30/x - Step 3: Cross multiply
5,038,862,417.70x = 7,558,293,626.55 × 2,278,581,483.30 - Step 4: Simplify right side
5,038,862,417.70x = 17,222,187,902,801,238,016 - Step 5: Solve for x
x = 17,222,187,902,801,238,016/5,038,862,417.70 - Step 6: Final answer
x = 3,417,872,224.95
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1.5x scale
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.