Finding the Fourth Proportional to 8,983,121,217.95, 12,395,875,354.97 and 4,968,705,086.17
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Solution
The fourth proportional to 8,983,121,217.95, 12,395,875,354.97 and 4,968,705,086.17 is: 6,856,352,867.71
Step by Step Solution
- Step 1: Write the proportion equation
8,983,121,217.95 : 12,395,875,354.97 = 4,968,705,086.17 : x - Step 2: Convert to fraction form
8,983,121,217.95/12,395,875,354.97 = 4,968,705,086.17/x - Step 3: Cross multiply
8,983,121,217.95x = 12,395,875,354.97 × 4,968,705,086.17 - Step 4: Simplify right side
8,983,121,217.95x = 61,591,448,923,712,954,368 - Step 5: Solve for x
x = 61,591,448,923,712,954,368/8,983,121,217.95 - Step 6: Final answer
x = 6,856,352,867.71
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1.5x scale
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.