Finding the Fourth Proportional to 1,894,914,101.80, 2,842,371,152.70 and 667,674,677.80
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Solution
The fourth proportional to 1,894,914,101.80, 2,842,371,152.70 and 667,674,677.80 is: 1,001,512,016.70
Step by Step Solution
- Step 1: Write the proportion equation
1,894,914,101.80 : 2,842,371,152.70 = 667,674,677.80 : x - Step 2: Convert to fraction form
1,894,914,101.80/2,842,371,152.70 = 667,674,677.80/x - Step 3: Cross multiply
1,894,914,101.80x = 2,842,371,152.70 × 667,674,677.80 - Step 4: Simplify right side
1,894,914,101.80x = 1,897,779,243,566,986,752 - Step 5: Solve for x
x = 1,897,779,243,566,986,752/1,894,914,101.80 - Step 6: Final answer
x = 1,001,512,016.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.