Finding the Fourth Proportional to 369,997,531,910.84, 554,888,629,565.94 and 143,306,423,320.04
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Solution
The fourth proportional to 369,997,531,910.84, 554,888,629,565.94 and 143,306,423,320.04 is: 214,917,933,191.01
Step by Step Solution
- Step 1: Write the proportion equation
369,997,531,910.84 : 554,888,629,565.94 = 143,306,423,320.04 : x - Step 2: Convert to fraction form
369,997,531,910.84/554,888,629,565.94 = 143,306,423,320.04/x - Step 3: Cross multiply
369,997,531,910.84x = 554,888,629,565.94 × 143,306,423,320.04 - Step 4: Simplify right side
369,997,531,910.84x = 79,519,104,844,053,453,209,600 - Step 5: Solve for x
x = 79,519,104,844,053,453,209,600/369,997,531,910.84 - Step 6: Final answer
x = 214,917,933,191.01
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.