Finding the Fourth Proportional to 328,692,623.68, 453,595,979.68 and 180,023,094.68
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Solution
The fourth proportional to 328,692,623.68, 453,595,979.68 and 180,023,094.68 is: 248,431,957.74
Step by Step Solution
- Step 1: Write the proportion equation
328,692,623.68 : 453,595,979.68 = 180,023,094.68 : x - Step 2: Convert to fraction form
328,692,623.68/453,595,979.68 = 180,023,094.68/x - Step 3: Cross multiply
328,692,623.68x = 453,595,979.68 × 180,023,094.68 - Step 4: Simplify right side
328,692,623.68x = 81,657,751,996,400,000 - Step 5: Solve for x
x = 81,657,751,996,400,000/328,692,623.68 - Step 6: Final answer
x = 248,431,957.74
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.