Finding the Fourth Proportional to 199,771,444.20, 299,677,124.70 and 54,207,316.20
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Solution
The fourth proportional to 199,771,444.20, 299,677,124.70 and 54,207,316.20 is: 81,316,389.95
Step by Step Solution
- Step 1: Write the proportion equation
199,771,444.20 : 299,677,124.70 = 54,207,316.20 : x - Step 2: Convert to fraction form
199,771,444.20/299,677,124.70 = 54,207,316.20/x - Step 3: Cross multiply
199,771,444.20x = 299,677,124.70 × 54,207,316.20 - Step 4: Simplify right side
199,771,444.20x = 16,244,692,656,519,730 - Step 5: Solve for x
x = 16,244,692,656,519,730/199,771,444.20 - Step 6: Final answer
x = 81,316,389.95
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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.