Finding the Fourth Proportional to 5,370,663,593.48, 7,411,744,328.76 and 2,991,798,652.08
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Solution
The fourth proportional to 5,370,663,593.48, 7,411,744,328.76 and 2,991,798,652.08 is: 4,128,809,467.65
Step by Step Solution
- Step 1: Write the proportion equation
5,370,663,593.48 : 7,411,744,328.76 = 2,991,798,652.08 : x - Step 2: Convert to fraction form
5,370,663,593.48/7,411,744,328.76 = 2,991,798,652.08/x - Step 3: Cross multiply
5,370,663,593.48x = 7,411,744,328.76 × 2,991,798,652.08 - Step 4: Simplify right side
5,370,663,593.48x = 22,174,446,692,345,753,600 - Step 5: Solve for x
x = 22,174,446,692,345,753,600/5,370,663,593.48 - Step 6: Final answer
x = 4,128,809,467.65
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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.