Finding the Fourth Proportional to 7,486,806,230.40, 11,212,384,459.68 and 4,332,371,102.08
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Solution
The fourth proportional to 7,486,806,230.40, 11,212,384,459.68 and 4,332,371,102.08 is: 6,488,241,971.76
Step by Step Solution
- Step 1: Write the proportion equation
7,486,806,230.40 : 11,212,384,459.68 = 4,332,371,102.08 : x - Step 2: Convert to fraction form
7,486,806,230.40/11,212,384,459.68 = 4,332,371,102.08/x - Step 3: Cross multiply
7,486,806,230.40x = 11,212,384,459.68 × 4,332,371,102.08 - Step 4: Simplify right side
7,486,806,230.40x = 48,576,210,418,528,509,952 - Step 5: Solve for x
x = 48,576,210,418,528,509,952/7,486,806,230.40 - Step 6: Final answer
x = 6,488,241,971.76
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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.