Finding the Fourth Proportional to 5,806,280,309.99, 8,709,470,868.76 and 1,875,986,887.68
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Solution
The fourth proportional to 5,806,280,309.99, 8,709,470,868.76 and 1,875,986,887.68 is: 2,813,996,616.79
Step by Step Solution
- Step 1: Write the proportion equation
5,806,280,309.99 : 8,709,470,868.76 = 1,875,986,887.68 : x - Step 2: Convert to fraction form
5,806,280,309.99/8,709,470,868.76 = 1,875,986,887.68/x - Step 3: Cross multiply
5,806,280,309.99x = 8,709,470,868.76 × 1,875,986,887.68 - Step 4: Simplify right side
5,806,280,309.99x = 16,338,853,148,420,007,936 - Step 5: Solve for x
x = 16,338,853,148,420,007,936/5,806,280,309.99 - Step 6: Final answer
x = 2,813,996,616.79
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1.5x scale
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.