Finding the Fourth Proportional to 1,652,007,124.80, 2,279,699,992.80 and 899,304,652.08
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Solution
The fourth proportional to 1,652,007,124.80, 2,279,699,992.80 and 899,304,652.08 is: 1,241,002,401.32
Step by Step Solution
- Step 1: Write the proportion equation
1,652,007,124.80 : 2,279,699,992.80 = 899,304,652.08 : x - Step 2: Convert to fraction form
1,652,007,124.80/2,279,699,992.80 = 899,304,652.08/x - Step 3: Cross multiply
1,652,007,124.80x = 2,279,699,992.80 × 899,304,652.08 - Step 4: Simplify right side
1,652,007,124.80x = 2,050,144,808,871,782,656 - Step 5: Solve for x
x = 2,050,144,808,871,782,656/1,652,007,124.80 - Step 6: Final answer
x = 1,241,002,401.32
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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.