Finding the Fourth Proportional to 149,774,430.30, 224,661,645.45 and 122,564,651.10
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Solution
The fourth proportional to 149,774,430.30, 224,661,645.45 and 122,564,651.10 is: 183,846,976.65
Step by Step Solution
- Step 1: Write the proportion equation
149,774,430.30 : 224,661,645.45 = 122,564,651.10 : x - Step 2: Convert to fraction form
149,774,430.30/224,661,645.45 = 122,564,651.10/x - Step 3: Cross multiply
149,774,430.30x = 224,661,645.45 × 122,564,651.10 - Step 4: Simplify right side
149,774,430.30x = 27,535,576,190,131,148 - Step 5: Solve for x
x = 27,535,576,190,131,148/149,774,430.30 - Step 6: Final answer
x = 183,846,976.65
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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.