Finding the Fourth Proportional to 71,497,292,818.64, 98,662,617,561.48 and 39,381,963,625.04
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Solution
The fourth proportional to 71,497,292,818.64, 98,662,617,561.48 and 39,381,963,625.04 is: 54,345,101,230.80
Step by Step Solution
- Step 1: Write the proportion equation
71,497,292,818.64 : 98,662,617,561.48 = 39,381,963,625.04 : x - Step 2: Convert to fraction form
71,497,292,818.64/98,662,617,561.48 = 39,381,963,625.04/x - Step 3: Cross multiply
71,497,292,818.64x = 98,662,617,561.48 × 39,381,963,625.04 - Step 4: Simplify right side
71,497,292,818.64x = 3,885,527,615,957,438,038,016 - Step 5: Solve for x
x = 3,885,527,615,957,438,038,016/71,497,292,818.64 - Step 6: Final answer
x = 54,345,101,230.80
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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.