Finding the Fourth Proportional to 1,370,513,702,127.70, 1,891,354,266,481.30 and 753,238,299,809.88
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Solution
The fourth proportional to 1,370,513,702,127.70, 1,891,354,266,481.30 and 753,238,299,809.88 is: 1,039,493,782,375.77
Step by Step Solution
- Step 1: Write the proportion equation
1,370,513,702,127.70 : 1,891,354,266,481.30 = 753,238,299,809.88 : x - Step 2: Convert to fraction form
1,370,513,702,127.70/1,891,354,266,481.30 = 753,238,299,809.88/x - Step 3: Cross multiply
1,370,513,702,127.70x = 1,891,354,266,481.30 × 753,238,299,809.88 - Step 4: Simplify right side
1,370,513,702,127.70x = 1,424,640,472,022,537,270,722,560 - Step 5: Solve for x
x = 1,424,640,472,022,537,270,722,560/1,370,513,702,127.70 - Step 6: Final answer
x = 1,039,493,782,375.77
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.