Finding the Fourth Proportional to 922,475,237.48, 1,273,015,776.66 and 504,787,573.16
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Solution
The fourth proportional to 922,475,237.48, 1,273,015,776.66 and 504,787,573.16 is: 696,606,823.02
Step by Step Solution
- Step 1: Write the proportion equation
922,475,237.48 : 1,273,015,776.66 = 504,787,573.16 : x - Step 2: Convert to fraction form
922,475,237.48/1,273,015,776.66 = 504,787,573.16/x - Step 3: Cross multiply
922,475,237.48x = 1,273,015,776.66 × 504,787,573.16 - Step 4: Simplify right side
922,475,237.48x = 642,602,544,494,594,048 - Step 5: Solve for x
x = 642,602,544,494,594,048/922,475,237.48 - Step 6: Final answer
x = 696,606,823.02
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Double scale
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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.