Finding the Fourth Proportional to 349,617,747.47, 482,472,418.75 and 192,984,812.93
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Solution
The fourth proportional to 349,617,747.47, 482,472,418.75 and 192,984,812.93 is: 266,319,001.69
Step by Step Solution
- Step 1: Write the proportion equation
349,617,747.47 : 482,472,418.75 = 192,984,812.93 : x - Step 2: Convert to fraction form
349,617,747.47/482,472,418.75 = 192,984,812.93/x - Step 3: Cross multiply
349,617,747.47x = 482,472,418.75 × 192,984,812.93 - Step 4: Simplify right side
349,617,747.47x = 93,109,849,477,077,104 - Step 5: Solve for x
x = 93,109,849,477,077,104/349,617,747.47 - Step 6: Final answer
x = 266,319,001.69
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1.5x scale
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.