Finding the Fourth Proportional to 624,417,368.09, 936,262,995.28 and 236,270,182.73
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Solution
The fourth proportional to 624,417,368.09, 936,262,995.28 and 236,270,182.73 is: 354,267,898.82
Step by Step Solution
- Step 1: Write the proportion equation
624,417,368.09 : 936,262,995.28 = 236,270,182.73 : x - Step 2: Convert to fraction form
624,417,368.09/936,262,995.28 = 236,270,182.73/x - Step 3: Cross multiply
624,417,368.09x = 936,262,995.28 × 236,270,182.73 - Step 4: Simplify right side
624,417,368.09x = 221,211,028,978,142,720 - Step 5: Solve for x
x = 221,211,028,978,142,720/624,417,368.09 - Step 6: Final answer
x = 354,267,898.82
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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.