Finding the Fourth Proportional to 98,334,208.69, 147,424,918.36 and 63,717,470.55
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Solution
The fourth proportional to 98,334,208.69, 147,424,918.36 and 63,717,470.55 is: 95,526,704.49
Step by Step Solution
- Step 1: Write the proportion equation
98,334,208.69 : 147,424,918.36 = 63,717,470.55 : x - Step 2: Convert to fraction form
98,334,208.69/147,424,918.36 = 63,717,470.55/x - Step 3: Cross multiply
98,334,208.69x = 147,424,918.36 × 63,717,470.55 - Step 4: Simplify right side
98,334,208.69x = 9,393,542,893,939,454 - Step 5: Solve for x
x = 9,393,542,893,939,454/98,334,208.69 - Step 6: Final answer
x = 95,526,704.49
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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.