Finding the Fourth Proportional to 2,006,750,051.51, 2,768,690,297.43 and 1,159,668,772.94
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Solution
The fourth proportional to 2,006,750,051.51, 2,768,690,297.43 and 1,159,668,772.94 is: 1,599,981,859.95
Step by Step Solution
- Step 1: Write the proportion equation
2,006,750,051.51 : 2,768,690,297.43 = 1,159,668,772.94 : x - Step 2: Convert to fraction form
2,006,750,051.51/2,768,690,297.43 = 1,159,668,772.94/x - Step 3: Cross multiply
2,006,750,051.51x = 2,768,690,297.43 × 1,159,668,772.94 - Step 4: Simplify right side
2,006,750,051.51x = 3,210,763,679,871,531,520 - Step 5: Solve for x
x = 3,210,763,679,871,531,520/2,006,750,051.51 - Step 6: Final answer
x = 1,599,981,859.95
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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.