Finding the Fourth Proportional to 998,695,677.66, 1,498,635,325.98 and 556,408,555.62
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Solution
The fourth proportional to 998,695,677.66, 1,498,635,325.98 and 556,408,555.62 is: 834,942,551.35
Step by Step Solution
- Step 1: Write the proportion equation
998,695,677.66 : 1,498,635,325.98 = 556,408,555.62 : x - Step 2: Convert to fraction form
998,695,677.66/1,498,635,325.98 = 556,408,555.62/x - Step 3: Cross multiply
998,695,677.66x = 1,498,635,325.98 × 556,408,555.62 - Step 4: Simplify right side
998,695,677.66x = 833,853,517,129,639,680 - Step 5: Solve for x
x = 833,853,517,129,639,680/998,695,677.66 - Step 6: Final answer
x = 834,942,551.35
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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.