Finding the Fourth Proportional to 3,516,255,101.60, 5,274,382,652.40 and 1,062,970,647.20
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Solution
The fourth proportional to 3,516,255,101.60, 5,274,382,652.40 and 1,062,970,647.20 is: 1,594,455,970.80
Step by Step Solution
- Step 1: Write the proportion equation
3,516,255,101.60 : 5,274,382,652.40 = 1,062,970,647.20 : x - Step 2: Convert to fraction form
3,516,255,101.60/5,274,382,652.40 = 1,062,970,647.20/x - Step 3: Cross multiply
3,516,255,101.60x = 5,274,382,652.40 × 1,062,970,647.20 - Step 4: Simplify right side
3,516,255,101.60x = 5,606,513,941,602,080,768 - Step 5: Solve for x
x = 5,606,513,941,602,080,768/3,516,255,101.60 - Step 6: Final answer
x = 1,594,455,970.80
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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.