Finding the Fourth Proportional to 1,633,916,508.72, 2,438,130,957.12 and 1,457,829,241.44
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Solution
The fourth proportional to 1,633,916,508.72, 2,438,130,957.12 and 1,457,829,241.44 is: 2,175,373,456.83
Step by Step Solution
- Step 1: Write the proportion equation
1,633,916,508.72 : 2,438,130,957.12 = 1,457,829,241.44 : x - Step 2: Convert to fraction form
1,633,916,508.72/2,438,130,957.12 = 1,457,829,241.44/x - Step 3: Cross multiply
1,633,916,508.72x = 2,438,130,957.12 × 1,457,829,241.44 - Step 4: Simplify right side
1,633,916,508.72x = 3,554,378,603,749,630,976 - Step 5: Solve for x
x = 3,554,378,603,749,630,976/1,633,916,508.72 - Step 6: Final answer
x = 2,175,373,456.83
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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.