Finding the Fourth Proportional to 266,757,294.46, 368,163,589.81 and 153,705,143.38
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Solution
The fourth proportional to 266,757,294.46, 368,163,589.81 and 153,705,143.38 is: 212,135,295.02
Step by Step Solution
- Step 1: Write the proportion equation
266,757,294.46 : 368,163,589.81 = 153,705,143.38 : x - Step 2: Convert to fraction form
266,757,294.46/368,163,589.81 = 153,705,143.38/x - Step 3: Cross multiply
266,757,294.46x = 368,163,589.81 × 153,705,143.38 - Step 4: Simplify right side
266,757,294.46x = 56,588,637,361,248,448 - Step 5: Solve for x
x = 56,588,637,361,248,448/266,757,294.46 - Step 6: Final answer
x = 212,135,295.02
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.