Finding the Fourth Proportional to 954,420,771.02, 1,317,080,025.52 and 552,551,465.15
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Solution
The fourth proportional to 954,420,771.02, 1,317,080,025.52 and 552,551,465.15 is: 762,509,073.48
Step by Step Solution
- Step 1: Write the proportion equation
954,420,771.02 : 1,317,080,025.52 = 552,551,465.15 : x - Step 2: Convert to fraction form
954,420,771.02/1,317,080,025.52 = 552,551,465.15/x - Step 3: Cross multiply
954,420,771.02x = 1,317,080,025.52 × 552,551,465.15 - Step 4: Simplify right side
954,420,771.02x = 727,754,497,820,875,392 - Step 5: Solve for x
x = 727,754,497,820,875,392/954,420,771.02 - Step 6: Final answer
x = 762,509,073.48
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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.