Finding the Fourth Proportional to 266,280,254.10, 399,420,381.15 and 237,369,863.70
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Solution
The fourth proportional to 266,280,254.10, 399,420,381.15 and 237,369,863.70 is: 356,054,795.55
Step by Step Solution
- Step 1: Write the proportion equation
266,280,254.10 : 399,420,381.15 = 237,369,863.70 : x - Step 2: Convert to fraction form
266,280,254.10/399,420,381.15 = 237,369,863.70/x - Step 3: Cross multiply
266,280,254.10x = 399,420,381.15 × 237,369,863.70 - Step 4: Simplify right side
266,280,254.10x = 94,810,361,432,577,536 - Step 5: Solve for x
x = 94,810,361,432,577,536/266,280,254.10 - Step 6: Final answer
x = 356,054,795.55
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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.