Finding the Fourth Proportional to 526,155,135.08, 726,095,639.98 and 291,222,113
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Solution
The fourth proportional to 526,155,135.08, 726,095,639.98 and 291,222,113 is: 401,887,375.83
Step by Step Solution
- Step 1: Write the proportion equation
526,155,135.08 : 726,095,639.98 = 291,222,113 : x - Step 2: Convert to fraction form
526,155,135.08/726,095,639.98 = 291,222,113/x - Step 3: Cross multiply
526,155,135.08x = 726,095,639.98 × 291,222,113 - Step 4: Simplify right side
526,155,135.08x = 211,455,106,515,062,880 - Step 5: Solve for x
x = 211,455,106,515,062,880/526,155,135.08 - Step 6: Final answer
x = 401,887,375.83
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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.