Finding the Fourth Proportional to 201,845,785.02, 278,547,290.08 and 109,026,292.70
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Solution
The fourth proportional to 201,845,785.02, 278,547,290.08 and 109,026,292.70 is: 150,456,341.59
Step by Step Solution
- Step 1: Write the proportion equation
201,845,785.02 : 278,547,290.08 = 109,026,292.70 : x - Step 2: Convert to fraction form
201,845,785.02/278,547,290.08 = 109,026,292.70/x - Step 3: Cross multiply
201,845,785.02x = 278,547,290.08 × 109,026,292.70 - Step 4: Simplify right side
201,845,785.02x = 30,368,978,379,053,884 - Step 5: Solve for x
x = 30,368,978,379,053,884/201,845,785.02 - Step 6: Final answer
x = 150,456,341.59
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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.