Finding the Fourth Proportional to 1,473,599,348.40, 2,034,484,850.64 and 938,053,188
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Solution
The fourth proportional to 1,473,599,348.40, 2,034,484,850.64 and 938,053,188 is: 1,295,097,613.98
Step by Step Solution
- Step 1: Write the proportion equation
1,473,599,348.40 : 2,034,484,850.64 = 938,053,188 : x - Step 2: Convert to fraction form
1,473,599,348.40/2,034,484,850.64 = 938,053,188/x - Step 3: Cross multiply
1,473,599,348.40x = 2,034,484,850.64 × 938,053,188 - Step 4: Simplify right side
1,473,599,348.40x = 1,908,455,000,080,556,032 - Step 5: Solve for x
x = 1,908,455,000,080,556,032/1,473,599,348.40 - Step 6: Final answer
x = 1,295,097,613.98
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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.