Finding the Fourth Proportional to 547,033,730.80, 819,853,866.60 and 223,552,130.80
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Solution
The fourth proportional to 547,033,730.80, 819,853,866.60 and 223,552,130.80 is: 335,043,468.99
Step by Step Solution
- Step 1: Write the proportion equation
547,033,730.80 : 819,853,866.60 = 223,552,130.80 : x - Step 2: Convert to fraction form
547,033,730.80/819,853,866.60 = 223,552,130.80/x - Step 3: Cross multiply
547,033,730.80x = 819,853,866.60 × 223,552,130.80 - Step 4: Simplify right side
547,033,730.80x = 183,280,078,823,048,960 - Step 5: Solve for x
x = 183,280,078,823,048,960/547,033,730.80 - Step 6: Final answer
x = 335,043,468.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.