Finding the Fourth Proportional to 376,502,087.09, 563,019,422.78 and 358,135,486.13
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Solution
The fourth proportional to 376,502,087.09, 563,019,422.78 and 358,135,486.13 is: 535,554,095.42
Step by Step Solution
- Step 1: Write the proportion equation
376,502,087.09 : 563,019,422.78 = 358,135,486.13 : x - Step 2: Convert to fraction form
376,502,087.09/563,019,422.78 = 358,135,486.13/x - Step 3: Cross multiply
376,502,087.09x = 563,019,422.78 × 358,135,486.13 - Step 4: Simplify right side
376,502,087.09x = 201,637,234,673,341,504 - Step 5: Solve for x
x = 201,637,234,673,341,504/376,502,087.09 - Step 6: Final answer
x = 535,554,095.42
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.