Finding the Fourth Proportional to 395,977,075.99, 593,988,312.46 and 104,836,633.49
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Solution
The fourth proportional to 395,977,075.99, 593,988,312.46 and 104,836,633.49 is: 157,260,959.75
Step by Step Solution
- Step 1: Write the proportion equation
395,977,075.99 : 593,988,312.46 = 104,836,633.49 : x - Step 2: Convert to fraction form
395,977,075.99/593,988,312.46 = 104,836,633.49/x - Step 3: Cross multiply
395,977,075.99x = 593,988,312.46 × 104,836,633.49 - Step 4: Simplify right side
395,977,075.99x = 62,271,735,007,742,680 - Step 5: Solve for x
x = 62,271,735,007,742,680/395,977,075.99 - Step 6: Final answer
x = 157,260,959.75
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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.