Finding the Fourth Proportional to 220,507,854.32, 330,736,543.20 and 58,962,387.44
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Solution
The fourth proportional to 220,507,854.32, 330,736,543.20 and 58,962,387.44 is: 88,436,832.61
Step by Step Solution
- Step 1: Write the proportion equation
220,507,854.32 : 330,736,543.20 = 58,962,387.44 : x - Step 2: Convert to fraction form
220,507,854.32/330,736,543.20 = 58,962,387.44/x - Step 3: Cross multiply
220,507,854.32x = 330,736,543.20 × 58,962,387.44 - Step 4: Simplify right side
220,507,854.32x = 19,501,016,200,724,696 - Step 5: Solve for x
x = 19,501,016,200,724,696/220,507,854.32 - Step 6: Final answer
x = 88,436,832.61
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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.