Finding the Fourth Proportional to 5,938,369,209.84, 8,194,806,572.40 and 3,298,172,421.36
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Solution
The fourth proportional to 5,938,369,209.84, 8,194,806,572.40 and 3,298,172,421.36 is: 4,551,398,554.12
Step by Step Solution
- Step 1: Write the proportion equation
5,938,369,209.84 : 8,194,806,572.40 = 3,298,172,421.36 : x - Step 2: Convert to fraction form
5,938,369,209.84/8,194,806,572.40 = 3,298,172,421.36/x - Step 3: Cross multiply
5,938,369,209.84x = 8,194,806,572.40 × 3,298,172,421.36 - Step 4: Simplify right side
5,938,369,209.84x = 27,027,885,035,469,348,864 - Step 5: Solve for x
x = 27,027,885,035,469,348,864/5,938,369,209.84 - Step 6: Final answer
x = 4,551,398,554.12
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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.