Finding the Fourth Proportional to 180,838,986.21, 270,917,135.06 and 106,841,970
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Solution
The fourth proportional to 180,838,986.21, 270,917,135.06 and 106,841,970 is: 160,061,284.48
Step by Step Solution
- Step 1: Write the proportion equation
180,838,986.21 : 270,917,135.06 = 106,841,970 : x - Step 2: Convert to fraction form
180,838,986.21/270,917,135.06 = 106,841,970/x - Step 3: Cross multiply
180,838,986.21x = 270,917,135.06 × 106,841,970 - Step 4: Simplify right side
180,838,986.21x = 28,945,320,416,032,260 - Step 5: Solve for x
x = 28,945,320,416,032,260/180,838,986.21 - Step 6: Final answer
x = 160,061,284.48
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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.