Finding the Fourth Proportional to 5,466,553,513.80, 8,212,911,641.28 and 3,505,249,231.08
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Solution
The fourth proportional to 5,466,553,513.80, 8,212,911,641.28 and 3,505,249,231.08 is: 5,266,261,849.05
Step by Step Solution
- Step 1: Write the proportion equation
5,466,553,513.80 : 8,212,911,641.28 = 3,505,249,231.08 : x - Step 2: Convert to fraction form
5,466,553,513.80/8,212,911,641.28 = 3,505,249,231.08/x - Step 3: Cross multiply
5,466,553,513.80x = 8,212,911,641.28 × 3,505,249,231.08 - Step 4: Simplify right side
5,466,553,513.80x = 28,788,302,215,524,700,160 - Step 5: Solve for x
x = 28,788,302,215,524,700,160/5,466,553,513.80 - Step 6: Final answer
x = 5,266,261,849.05
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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.