Finding the Fourth Proportional to 984,075,510.24, 1,476,127,573.20 and 257,064,300
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Solution
The fourth proportional to 984,075,510.24, 1,476,127,573.20 and 257,064,300 is: 385,600,187.55
Step by Step Solution
- Step 1: Write the proportion equation
984,075,510.24 : 1,476,127,573.20 = 257,064,300 : x - Step 2: Convert to fraction form
984,075,510.24/1,476,127,573.20 = 257,064,300/x - Step 3: Cross multiply
984,075,510.24x = 1,476,127,573.20 × 257,064,300 - Step 4: Simplify right side
984,075,510.24x = 379,459,701,315,356,800 - Step 5: Solve for x
x = 379,459,701,315,356,800/984,075,510.24 - Step 6: Final answer
x = 385,600,187.55
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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.