Finding the Fourth Proportional to 1,135,250,689.14, 1,566,411,965.73 and 652,349,340.63
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Solution
The fourth proportional to 1,135,250,689.14, 1,566,411,965.73 and 652,349,340.63 is: 900,107,635.06
Step by Step Solution
- Step 1: Write the proportion equation
1,135,250,689.14 : 1,566,411,965.73 = 652,349,340.63 : x - Step 2: Convert to fraction form
1,135,250,689.14/1,566,411,965.73 = 652,349,340.63/x - Step 3: Cross multiply
1,135,250,689.14x = 1,566,411,965.73 × 652,349,340.63 - Step 4: Simplify right side
1,135,250,689.14x = 1,021,847,812,998,907,648 - Step 5: Solve for x
x = 1,021,847,812,998,907,648/1,135,250,689.14 - Step 6: Final answer
x = 900,107,635.06
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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.