Finding the Fourth Proportional to 266,349,811.68, 399,515,714.37 and 93,822,120.18
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Solution
The fourth proportional to 266,349,811.68, 399,515,714.37 and 93,822,120.18 is: 140,730,008.90
Step by Step Solution
- Step 1: Write the proportion equation
266,349,811.68 : 399,515,714.37 = 93,822,120.18 : x - Step 2: Convert to fraction form
266,349,811.68/399,515,714.37 = 93,822,120.18/x - Step 3: Cross multiply
266,349,811.68x = 399,515,714.37 × 93,822,120.18 - Step 4: Simplify right side
266,349,811.68x = 37,483,411,367,420,696 - Step 5: Solve for x
x = 37,483,411,367,420,696/266,349,811.68 - Step 6: Final answer
x = 140,730,008.90
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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.