Finding the Fourth Proportional to 2,875,872,885.30, 4,313,809,327.95 and 1,481,159,124.90
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Solution
The fourth proportional to 2,875,872,885.30, 4,313,809,327.95 and 1,481,159,124.90 is: 2,221,738,687.35
Step by Step Solution
- Step 1: Write the proportion equation
2,875,872,885.30 : 4,313,809,327.95 = 1,481,159,124.90 : x - Step 2: Convert to fraction form
2,875,872,885.30/4,313,809,327.95 = 1,481,159,124.90/x - Step 3: Cross multiply
2,875,872,885.30x = 4,313,809,327.95 × 1,481,159,124.90 - Step 4: Simplify right side
2,875,872,885.30x = 6,389,438,049,171,878,912 - Step 5: Solve for x
x = 6,389,438,049,171,878,912/2,875,872,885.30 - Step 6: Final answer
x = 2,221,738,687.35
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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.