Finding the Fourth Proportional to 4,238,955,874.80, 5,849,652,190.68 and 2,333,698,329.42
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Solution
The fourth proportional to 4,238,955,874.80, 5,849,652,190.68 and 2,333,698,329.42 is: 3,220,444,833.18
Step by Step Solution
- Step 1: Write the proportion equation
4,238,955,874.80 : 5,849,652,190.68 = 2,333,698,329.42 : x - Step 2: Convert to fraction form
4,238,955,874.80/5,849,652,190.68 = 2,333,698,329.42/x - Step 3: Cross multiply
4,238,955,874.80x = 5,849,652,190.68 × 2,333,698,329.42 - Step 4: Simplify right side
4,238,955,874.80x = 13,651,323,545,077,960,704 - Step 5: Solve for x
x = 13,651,323,545,077,960,704/4,238,955,874.80 - Step 6: Final answer
x = 3,220,444,833.18
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1.5x scale
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.