Finding the Fourth Proportional to 244,406,233.20, 366,609,349.80 and 212,838,637.80
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Solution
The fourth proportional to 244,406,233.20, 366,609,349.80 and 212,838,637.80 is: 319,257,956.70
Step by Step Solution
- Step 1: Write the proportion equation
244,406,233.20 : 366,609,349.80 = 212,838,637.80 : x - Step 2: Convert to fraction form
244,406,233.20/366,609,349.80 = 212,838,637.80/x - Step 3: Cross multiply
244,406,233.20x = 366,609,349.80 × 212,838,637.80 - Step 4: Simplify right side
244,406,233.20x = 78,028,634,616,175,712 - Step 5: Solve for x
x = 78,028,634,616,175,712/244,406,233.20 - Step 6: Final answer
x = 319,257,956.70
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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.