Finding the Fourth Proportional to 147,946,653.36, 203,999,304.60 and 110,657,430.99
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Solution
The fourth proportional to 147,946,653.36, 203,999,304.60 and 110,657,430.99 is: 152,582,288.67
Step by Step Solution
- Step 1: Write the proportion equation
147,946,653.36 : 203,999,304.60 = 110,657,430.99 : x - Step 2: Convert to fraction form
147,946,653.36/203,999,304.60 = 110,657,430.99/x - Step 3: Cross multiply
147,946,653.36x = 203,999,304.60 × 110,657,430.99 - Step 4: Simplify right side
147,946,653.36x = 22,574,038,970,782,488 - Step 5: Solve for x
x = 22,574,038,970,782,488/147,946,653.36 - Step 6: Final answer
x = 152,582,288.67
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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.