Finding the Fourth Proportional to 4,372,087,125.97, 6,558,130,439.88 and 1,224,767,712.76
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Solution
The fourth proportional to 4,372,087,125.97, 6,558,130,439.88 and 1,224,767,712.76 is: 1,837,151,499.37
Step by Step Solution
- Step 1: Write the proportion equation
4,372,087,125.97 : 6,558,130,439.88 = 1,224,767,712.76 : x - Step 2: Convert to fraction form
4,372,087,125.97/6,558,130,439.88 = 1,224,767,712.76/x - Step 3: Cross multiply
4,372,087,125.97x = 6,558,130,439.88 × 1,224,767,712.76 - Step 4: Simplify right side
4,372,087,125.97x = 8,032,186,418,833,560,576 - Step 5: Solve for x
x = 8,032,186,418,833,560,576/4,372,087,125.97 - Step 6: Final answer
x = 1,837,151,499.37
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.