Finding the Fourth Proportional to 966,169,629.70, 1,449,254,444.55 and 239,158,341.70
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Solution
The fourth proportional to 966,169,629.70, 1,449,254,444.55 and 239,158,341.70 is: 358,737,512.55
Step by Step Solution
- Step 1: Write the proportion equation
966,169,629.70 : 1,449,254,444.55 = 239,158,341.70 : x - Step 2: Convert to fraction form
966,169,629.70/1,449,254,444.55 = 239,158,341.70/x - Step 3: Cross multiply
966,169,629.70x = 1,449,254,444.55 × 239,158,341.70 - Step 4: Simplify right side
966,169,629.70x = 346,601,289,659,932,544 - Step 5: Solve for x
x = 346,601,289,659,932,544/966,169,629.70 - Step 6: Final answer
x = 358,737,512.55
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1.5x scale
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.