Finding the Fourth Proportional to 2,079,125,158.19, 2,869,333,489.39 and 1,174,567,363.98
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Solution
The fourth proportional to 2,079,125,158.19, 2,869,333,489.39 and 1,174,567,363.98 is: 1,620,982,488.59
Step by Step Solution
- Step 1: Write the proportion equation
2,079,125,158.19 : 2,869,333,489.39 = 1,174,567,363.98 : x - Step 2: Convert to fraction form
2,079,125,158.19/2,869,333,489.39 = 1,174,567,363.98/x - Step 3: Cross multiply
2,079,125,158.19x = 2,869,333,489.39 × 1,174,567,363.98 - Step 4: Simplify right side
2,079,125,158.19x = 3,370,225,473,012,347,392 - Step 5: Solve for x
x = 3,370,225,473,012,347,392/2,079,125,158.19 - Step 6: Final answer
x = 1,620,982,488.59
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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.