Finding the Fourth Proportional to 1,090,849,154.65, 1,636,503,537.08 and 353,861,512.99
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Solution
The fourth proportional to 1,090,849,154.65, 1,636,503,537.08 and 353,861,512.99 is: 530,866,816.16
Step by Step Solution
- Step 1: Write the proportion equation
1,090,849,154.65 : 1,636,503,537.08 = 353,861,512.99 : x - Step 2: Convert to fraction form
1,090,849,154.65/1,636,503,537.08 = 353,861,512.99/x - Step 3: Cross multiply
1,090,849,154.65x = 1,636,503,537.08 × 353,861,512.99 - Step 4: Simplify right side
1,090,849,154.65x = 579,095,617,644,615,296 - Step 5: Solve for x
x = 579,095,617,644,615,296/1,090,849,154.65 - Step 6: Final answer
x = 530,866,816.16
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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.