Finding the Fourth Proportional to 1,085,184,090.30, 1,627,776,135.45 and 1,042,857,767.10
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Solution
The fourth proportional to 1,085,184,090.30, 1,627,776,135.45 and 1,042,857,767.10 is: 1,564,286,650.65
Step by Step Solution
- Step 1: Write the proportion equation
1,085,184,090.30 : 1,627,776,135.45 = 1,042,857,767.10 : x - Step 2: Convert to fraction form
1,085,184,090.30/1,627,776,135.45 = 1,042,857,767.10/x - Step 3: Cross multiply
1,085,184,090.30x = 1,627,776,135.45 × 1,042,857,767.10 - Step 4: Simplify right side
1,085,184,090.30x = 1,697,538,985,954,054,144 - Step 5: Solve for x
x = 1,697,538,985,954,054,144/1,085,184,090.30 - Step 6: Final answer
x = 1,564,286,650.65
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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.