Finding the Fourth Proportional to 1,596,636,343.36, 2,203,334,943.64 and 891,798,348.52
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Solution
The fourth proportional to 1,596,636,343.36, 2,203,334,943.64 and 891,798,348.52 is: 1,230,668,756.94
Step by Step Solution
- Step 1: Write the proportion equation
1,596,636,343.36 : 2,203,334,943.64 = 891,798,348.52 : x - Step 2: Convert to fraction form
1,596,636,343.36/2,203,334,943.64 = 891,798,348.52/x - Step 3: Cross multiply
1,596,636,343.36x = 2,203,334,943.64 × 891,798,348.52 - Step 4: Simplify right side
1,596,636,343.36x = 1,964,930,463,974,559,232 - Step 5: Solve for x
x = 1,964,930,463,974,559,232/1,596,636,343.36 - Step 6: Final answer
x = 1,230,668,756.94
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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.