Finding the Fourth Proportional to 586,804,574.10, 880,206,861.15 and 542,462,711.70
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Solution
The fourth proportional to 586,804,574.10, 880,206,861.15 and 542,462,711.70 is: 813,694,067.55
Step by Step Solution
- Step 1: Write the proportion equation
586,804,574.10 : 880,206,861.15 = 542,462,711.70 : x - Step 2: Convert to fraction form
586,804,574.10/880,206,861.15 = 542,462,711.70/x - Step 3: Cross multiply
586,804,574.10x = 880,206,861.15 × 542,462,711.70 - Step 4: Simplify right side
586,804,574.10x = 477,479,400,756,374,400 - Step 5: Solve for x
x = 477,479,400,756,374,400/586,804,574.10 - Step 6: Final answer
x = 813,694,067.55
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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.