Finding the Fourth Proportional to 482,348,503.41, 665,641,263.02 and 270,626,106.66
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Solution
The fourth proportional to 482,348,503.41, 665,641,263.02 and 270,626,106.66 is: 373,464,211.39
Step by Step Solution
- Step 1: Write the proportion equation
482,348,503.41 : 665,641,263.02 = 270,626,106.66 : x - Step 2: Convert to fraction form
482,348,503.41/665,641,263.02 = 270,626,106.66/x - Step 3: Cross multiply
482,348,503.41x = 665,641,263.02 × 270,626,106.66 - Step 4: Simplify right side
482,348,503.41x = 180,139,903,441,994,528 - Step 5: Solve for x
x = 180,139,903,441,994,528/482,348,503.41 - Step 6: Final answer
x = 373,464,211.39
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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.