Finding the Fourth Proportional to 4,198,005,128.16, 6,292,164,952.53 and 1,576,137,018.06
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Solution
The fourth proportional to 4,198,005,128.16, 6,292,164,952.53 and 1,576,137,018.06 is: 2,362,387,325.09
Step by Step Solution
- Step 1: Write the proportion equation
4,198,005,128.16 : 6,292,164,952.53 = 1,576,137,018.06 : x - Step 2: Convert to fraction form
4,198,005,128.16/6,292,164,952.53 = 1,576,137,018.06/x - Step 3: Cross multiply
4,198,005,128.16x = 6,292,164,952.53 × 1,576,137,018.06 - Step 4: Simplify right side
4,198,005,128.16x = 9,917,314,105,422,274,560 - Step 5: Solve for x
x = 9,917,314,105,422,274,560/4,198,005,128.16 - Step 6: Final answer
x = 2,362,387,325.09
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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.