Finding the Fourth Proportional to 1,749,782,424.80, 2,624,673,637.20 and 1,616,756,837.60
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Solution
The fourth proportional to 1,749,782,424.80, 2,624,673,637.20 and 1,616,756,837.60 is: 2,425,135,256.40
Step by Step Solution
- Step 1: Write the proportion equation
1,749,782,424.80 : 2,624,673,637.20 = 1,616,756,837.60 : x - Step 2: Convert to fraction form
1,749,782,424.80/2,624,673,637.20 = 1,616,756,837.60/x - Step 3: Cross multiply
1,749,782,424.80x = 2,624,673,637.20 × 1,616,756,837.60 - Step 4: Simplify right side
1,749,782,424.80x = 4,243,459,049,411,560,960 - Step 5: Solve for x
x = 4,243,459,049,411,560,960/1,749,782,424.80 - Step 6: Final answer
x = 2,425,135,256.40
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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.