Finding the Fourth Proportional to 324,998,303.28, 448,498,510.20 and 176,319,416.64
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Solution
The fourth proportional to 324,998,303.28, 448,498,510.20 and 176,319,416.64 is: 243,321,257.02
Step by Step Solution
- Step 1: Write the proportion equation
324,998,303.28 : 448,498,510.20 = 176,319,416.64 : x - Step 2: Convert to fraction form
324,998,303.28/448,498,510.20 = 176,319,416.64/x - Step 3: Cross multiply
324,998,303.28x = 448,498,510.20 × 176,319,416.64 - Step 4: Simplify right side
324,998,303.28x = 79,078,995,682,373,088 - Step 5: Solve for x
x = 79,078,995,682,373,088/324,998,303.28 - Step 6: Final answer
x = 243,321,257.02
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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.