Finding the Fourth Proportional to 64,866,386,088.63, 97,264,109,015.91 and 51,506,489,887.17
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Solution
The fourth proportional to 64,866,386,088.63, 97,264,109,015.91 and 51,506,489,887.17 is: 77,231,570,147.40
Step by Step Solution
- Step 1: Write the proportion equation
64,866,386,088.63 : 97,264,109,015.91 = 51,506,489,887.17 : x - Step 2: Convert to fraction form
64,866,386,088.63/97,264,109,015.91 = 51,506,489,887.17/x - Step 3: Cross multiply
64,866,386,088.63x = 97,264,109,015.91 × 51,506,489,887.17 - Step 4: Simplify right side
64,866,386,088.63x = 5,009,732,847,412,568,915,968 - Step 5: Solve for x
x = 5,009,732,847,412,568,915,968/64,866,386,088.63 - Step 6: Final answer
x = 77,231,570,147.40
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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.