Finding the Fourth Proportional to 246,454,967.18, 340,106,618.32 and 134,943,783.50
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Solution
The fourth proportional to 246,454,967.18, 340,106,618.32 and 134,943,783.50 is: 186,221,744.25
Step by Step Solution
- Step 1: Write the proportion equation
246,454,967.18 : 340,106,618.32 = 134,943,783.50 : x - Step 2: Convert to fraction form
246,454,967.18/340,106,618.32 = 134,943,783.50/x - Step 3: Cross multiply
246,454,967.18x = 340,106,618.32 × 134,943,783.50 - Step 4: Simplify right side
246,454,967.18x = 45,895,273,867,453,320 - Step 5: Solve for x
x = 45,895,273,867,453,320/246,454,967.18 - Step 6: Final answer
x = 186,221,744.25
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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.