Finding the Fourth Proportional to 664,001,035.80, 996,001,553.70 and 465,986,119.20
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Solution
The fourth proportional to 664,001,035.80, 996,001,553.70 and 465,986,119.20 is: 698,979,178.80
Step by Step Solution
- Step 1: Write the proportion equation
664,001,035.80 : 996,001,553.70 = 465,986,119.20 : x - Step 2: Convert to fraction form
664,001,035.80/996,001,553.70 = 465,986,119.20/x - Step 3: Cross multiply
664,001,035.80x = 996,001,553.70 × 465,986,119.20 - Step 4: Simplify right side
664,001,035.80x = 464,122,898,725,833,408 - Step 5: Solve for x
x = 464,122,898,725,833,408/664,001,035.80 - Step 6: Final answer
x = 698,979,178.80
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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.