Finding the Fourth Proportional to 44,385,873,181.76, 66,578,808,486 and 20,475,303,520.88
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Solution
The fourth proportional to 44,385,873,181.76, 66,578,808,486 and 20,475,303,520.88 is: 30,712,954,687.79
Step by Step Solution
- Step 1: Write the proportion equation
44,385,873,181.76 : 66,578,808,486 = 20,475,303,520.88 : x - Step 2: Convert to fraction form
44,385,873,181.76/66,578,808,486 = 20,475,303,520.88/x - Step 3: Cross multiply
44,385,873,181.76x = 66,578,808,486 × 20,475,303,520.88 - Step 4: Simplify right side
44,385,873,181.76x = 1,363,221,311,809,391,165,440 - Step 5: Solve for x
x = 1,363,221,311,809,391,165,440/44,385,873,181.76 - Step 6: Final answer
x = 30,712,954,687.79
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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.