Finding the Fourth Proportional to 405,106,864.46, 607,660,303.97 and 98,396,910.62
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Solution
The fourth proportional to 405,106,864.46, 607,660,303.97 and 98,396,910.62 is: 147,595,367.69
Step by Step Solution
- Step 1: Write the proportion equation
405,106,864.46 : 607,660,303.97 = 98,396,910.62 : x - Step 2: Convert to fraction form
405,106,864.46/607,660,303.97 = 98,396,910.62/x - Step 3: Cross multiply
405,106,864.46x = 607,660,303.97 × 98,396,910.62 - Step 4: Simplify right side
405,106,864.46x = 59,791,896,614,265,808 - Step 5: Solve for x
x = 59,791,896,614,265,808/405,106,864.46 - Step 6: Final answer
x = 147,595,367.69
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.