Finding the Fourth Proportional to 1,738,652,752.80, 2,399,122,553.76 and 1,175,362,931.07
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Solution
The fourth proportional to 1,738,652,752.80, 2,399,122,553.76 and 1,175,362,931.07 is: 1,621,853,306.96
Step by Step Solution
- Step 1: Write the proportion equation
1,738,652,752.80 : 2,399,122,553.76 = 1,175,362,931.07 : x - Step 2: Convert to fraction form
1,738,652,752.80/2,399,122,553.76 = 1,175,362,931.07/x - Step 3: Cross multiply
1,738,652,752.80x = 2,399,122,553.76 × 1,175,362,931.07 - Step 4: Simplify right side
1,738,652,752.80x = 2,819,839,716,783,497,216 - Step 5: Solve for x
x = 2,819,839,716,783,497,216/1,738,652,752.80 - Step 6: Final answer
x = 1,621,853,306.96
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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.