Finding the Fourth Proportional to 73,536,208.20, 110,304,312.30 and 48,877,345.80
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Solution
The fourth proportional to 73,536,208.20, 110,304,312.30 and 48,877,345.80 is: 73,316,018.70
Step by Step Solution
- Step 1: Write the proportion equation
73,536,208.20 : 110,304,312.30 = 48,877,345.80 : x - Step 2: Convert to fraction form
73,536,208.20/110,304,312.30 = 48,877,345.80/x - Step 3: Cross multiply
73,536,208.20x = 110,304,312.30 × 48,877,345.80 - Step 4: Simplify right side
73,536,208.20x = 5,391,382,015,518,293 - Step 5: Solve for x
x = 5,391,382,015,518,293/73,536,208.20 - Step 6: Final answer
x = 73,316,018.70
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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.