Finding the Fourth Proportional to 372,244,503.60, 558,366,755.40 and 249,800,497.20
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Solution
The fourth proportional to 372,244,503.60, 558,366,755.40 and 249,800,497.20 is: 374,700,745.80
Step by Step Solution
- Step 1: Write the proportion equation
372,244,503.60 : 558,366,755.40 = 249,800,497.20 : x - Step 2: Convert to fraction form
372,244,503.60/558,366,755.40 = 249,800,497.20/x - Step 3: Cross multiply
372,244,503.60x = 558,366,755.40 × 249,800,497.20 - Step 4: Simplify right side
372,244,503.60x = 139,480,293,118,870,768 - Step 5: Solve for x
x = 139,480,293,118,870,768/372,244,503.60 - Step 6: Final answer
x = 374,700,745.80
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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.