Finding the Fourth Proportional to 1,545,304,927.02, 2,318,910,810.69 and 716,104,011.66
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Solution
The fourth proportional to 1,545,304,927.02, 2,318,910,810.69 and 716,104,011.66 is: 1,074,597,838.38
Step by Step Solution
- Step 1: Write the proportion equation
1,545,304,927.02 : 2,318,910,810.69 = 716,104,011.66 : x - Step 2: Convert to fraction form
1,545,304,927.02/2,318,910,810.69 = 716,104,011.66/x - Step 3: Cross multiply
1,545,304,927.02x = 2,318,910,810.69 × 716,104,011.66 - Step 4: Simplify right side
1,545,304,927.02x = 1,660,581,334,216,851,712 - Step 5: Solve for x
x = 1,660,581,334,216,851,712/1,545,304,927.02 - Step 6: Final answer
x = 1,074,597,838.38
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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.