Finding the Fourth Proportional to 9,125,779,490.88, 13,665,094,220.56 and 6,298,298,468.68
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Solution
The fourth proportional to 9,125,779,490.88, 13,665,094,220.56 and 6,298,298,468.68 is: 9,431,177,039.70
Step by Step Solution
- Step 1: Write the proportion equation
9,125,779,490.88 : 13,665,094,220.56 = 6,298,298,468.68 : x - Step 2: Convert to fraction form
9,125,779,490.88/13,665,094,220.56 = 6,298,298,468.68/x - Step 3: Cross multiply
9,125,779,490.88x = 13,665,094,220.56 × 6,298,298,468.68 - Step 4: Simplify right side
9,125,779,490.88x = 86,066,842,003,720,962,048 - Step 5: Solve for x
x = 86,066,842,003,720,962,048/9,125,779,490.88 - Step 6: Final answer
x = 9,431,177,039.70
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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.