Finding the Fourth Proportional to 683,319,207.60, 942,975,811.02 and 370,046,252.68
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Solution
The fourth proportional to 683,319,207.60, 942,975,811.02 and 370,046,252.68 is: 510,661,285.90
Step by Step Solution
- Step 1: Write the proportion equation
683,319,207.60 : 942,975,811.02 = 370,046,252.68 : x - Step 2: Convert to fraction form
683,319,207.60/942,975,811.02 = 370,046,252.68/x - Step 3: Cross multiply
683,319,207.60x = 942,975,811.02 × 370,046,252.68 - Step 4: Simplify right side
683,319,207.60x = 348,944,665,235,834,880 - Step 5: Solve for x
x = 348,944,665,235,834,880/683,319,207.60 - Step 6: Final answer
x = 510,661,285.90
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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.