Finding the Fourth Proportional to 2,883,926,844.80, 4,325,890,267.20 and 1,914,578,460.80
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Solution
The fourth proportional to 2,883,926,844.80, 4,325,890,267.20 and 1,914,578,460.80 is: 2,871,867,691.20
Step by Step Solution
- Step 1: Write the proportion equation
2,883,926,844.80 : 4,325,890,267.20 = 1,914,578,460.80 : x - Step 2: Convert to fraction form
2,883,926,844.80/4,325,890,267.20 = 1,914,578,460.80/x - Step 3: Cross multiply
2,883,926,844.80x = 4,325,890,267.20 × 1,914,578,460.80 - Step 4: Simplify right side
2,883,926,844.80x = 8,282,256,329,365,476,352 - Step 5: Solve for x
x = 8,282,256,329,365,476,352/2,883,926,844.80 - Step 6: Final answer
x = 2,871,867,691.20
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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.