Finding the Fourth Proportional to 265,870,895.68, 398,470,876.16 and 134,746,117.12
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Solution
The fourth proportional to 265,870,895.68, 398,470,876.16 and 134,746,117.12 is: 201,949,157.36
Step by Step Solution
- Step 1: Write the proportion equation
265,870,895.68 : 398,470,876.16 = 134,746,117.12 : x - Step 2: Convert to fraction form
265,870,895.68/398,470,876.16 = 134,746,117.12/x - Step 3: Cross multiply
265,870,895.68x = 398,470,876.16 × 134,746,117.12 - Step 4: Simplify right side
265,870,895.68x = 53,692,403,347,964,384 - Step 5: Solve for x
x = 53,692,403,347,964,384/265,870,895.68 - Step 6: Final answer
x = 201,949,157.36
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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.