Finding the Fourth Proportional to 548,590,501.44, 822,966,058.98 and 257,487,193.44
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Solution
The fourth proportional to 548,590,501.44, 822,966,058.98 and 257,487,193.44 is: 386,268,483.08
Step by Step Solution
- Step 1: Write the proportion equation
548,590,501.44 : 822,966,058.98 = 257,487,193.44 : x - Step 2: Convert to fraction form
548,590,501.44/822,966,058.98 = 257,487,193.44/x - Step 3: Cross multiply
548,590,501.44x = 822,966,058.98 × 257,487,193.44 - Step 4: Simplify right side
548,590,501.44x = 211,903,220,823,137,728 - Step 5: Solve for x
x = 211,903,220,823,137,728/548,590,501.44 - Step 6: Final answer
x = 386,268,483.08
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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.