Finding the Fourth Proportional to 85,651,437,529.85, 128,481,423,787.04 and 32,596,582,583.07
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Solution
The fourth proportional to 85,651,437,529.85, 128,481,423,787.04 and 32,596,582,583.07 is: 48,896,497,964.85
Step by Step Solution
- Step 1: Write the proportion equation
85,651,437,529.85 : 128,481,423,787.04 = 32,596,582,583.07 : x - Step 2: Convert to fraction form
85,651,437,529.85/128,481,423,787.04 = 32,596,582,583.07/x - Step 3: Cross multiply
85,651,437,529.85x = 128,481,423,787.04 × 32,596,582,583.07 - Step 4: Simplify right side
85,651,437,529.85x = 4,188,055,340,864,663,191,552 - Step 5: Solve for x
x = 4,188,055,340,864,663,191,552/85,651,437,529.85 - Step 6: Final answer
x = 48,896,497,964.85
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1.5x scale
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.