Finding the Fourth Proportional to 1,531,605,695.16, 2,298,076,786.11 and 536,341,057.92
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Solution
The fourth proportional to 1,531,605,695.16, 2,298,076,786.11 and 536,341,057.92 is: 804,745,593.82
Step by Step Solution
- Step 1: Write the proportion equation
1,531,605,695.16 : 2,298,076,786.11 = 536,341,057.92 : x - Step 2: Convert to fraction form
1,531,605,695.16/2,298,076,786.11 = 536,341,057.92/x - Step 3: Cross multiply
1,531,605,695.16x = 2,298,076,786.11 × 536,341,057.92 - Step 4: Simplify right side
1,531,605,695.16x = 1,232,552,934,643,631,104 - Step 5: Solve for x
x = 1,232,552,934,643,631,104/1,531,605,695.16 - Step 6: Final answer
x = 804,745,593.82
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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.