Finding the Fourth Proportional to 10,999,133,798,972, 15,178,120,724,842 and 6,060,479,171,240.20
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Solution
The fourth proportional to 10,999,133,798,972, 15,178,120,724,842 and 6,060,479,171,240.20 is: 8,363,084,420,345.12
Step by Step Solution
- Step 1: Write the proportion equation
10,999,133,798,972 : 15,178,120,724,842 = 6,060,479,171,240.20 : x - Step 2: Convert to fraction form
10,999,133,798,972/15,178,120,724,842 = 6,060,479,171,240.20/x - Step 3: Cross multiply
10,999,133,798,972x = 15,178,120,724,842 × 6,060,479,171,240.20 - Step 4: Simplify right side
10,999,133,798,972x = 91,986,684,511,474,156,493,078,528 - Step 5: Solve for x
x = 91,986,684,511,474,156,493,078,528/10,999,133,798,972 - Step 6: Final answer
x = 8,363,084,420,345.12
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.