Finding the Fourth Proportional to 609,092,703.24, 840,548,996.76 and 330,634,415.40
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Solution
The fourth proportional to 609,092,703.24, 840,548,996.76 and 330,634,415.40 is: 456,276,072.07
Step by Step Solution
- Step 1: Write the proportion equation
609,092,703.24 : 840,548,996.76 = 330,634,415.40 : x - Step 2: Convert to fraction form
609,092,703.24/840,548,996.76 = 330,634,415.40/x - Step 3: Cross multiply
609,092,703.24x = 840,548,996.76 × 330,634,415.40 - Step 4: Simplify right side
609,092,703.24x = 277,914,426,158,799,072 - Step 5: Solve for x
x = 277,914,426,158,799,072/609,092,703.24 - Step 6: Final answer
x = 456,276,072.07
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.