Finding the Fourth Proportional to 2,011,936,954.44, 2,776,473,130.66 and 1,119,844,536.20
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Solution
The fourth proportional to 2,011,936,954.44, 2,776,473,130.66 and 1,119,844,536.20 is: 1,545,385,534.28
Step by Step Solution
- Step 1: Write the proportion equation
2,011,936,954.44 : 2,776,473,130.66 = 1,119,844,536.20 : x - Step 2: Convert to fraction form
2,011,936,954.44/2,776,473,130.66 = 1,119,844,536.20/x - Step 3: Cross multiply
2,011,936,954.44x = 2,776,473,130.66 × 1,119,844,536.20 - Step 4: Simplify right side
2,011,936,954.44x = 3,109,218,265,275,709,440 - Step 5: Solve for x
x = 3,109,218,265,275,709,440/2,011,936,954.44 - Step 6: Final answer
x = 1,545,385,534.28
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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.