Finding the Fourth Proportional to 526,272,463,574.32, 726,260,263,946.57 and 291,631,670,888.09
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Solution
The fourth proportional to 526,272,463,574.32, 726,260,263,946.57 and 291,631,670,888.09 is: 402,454,068,821.81
Step by Step Solution
- Step 1: Write the proportion equation
526,272,463,574.32 : 726,260,263,946.57 = 291,631,670,888.09 : x - Step 2: Convert to fraction form
526,272,463,574.32/726,260,263,946.57 = 291,631,670,888.09/x - Step 3: Cross multiply
526,272,463,574.32x = 726,260,263,946.57 × 291,631,670,888.09 - Step 4: Simplify right side
526,272,463,574.32x = 211,800,494,274,363,493,711,872 - Step 5: Solve for x
x = 211,800,494,274,363,493,711,872/526,272,463,574.32 - Step 6: Final answer
x = 402,454,068,821.81
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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.