Finding the Fourth Proportional to 97,804,125.80, 146,706,188.70 and 52,454,493.80
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Solution
The fourth proportional to 97,804,125.80, 146,706,188.70 and 52,454,493.80 is: 78,681,740.70
Step by Step Solution
- Step 1: Write the proportion equation
97,804,125.80 : 146,706,188.70 = 52,454,493.80 : x - Step 2: Convert to fraction form
97,804,125.80/146,706,188.70 = 52,454,493.80/x - Step 3: Cross multiply
97,804,125.80x = 146,706,188.70 × 52,454,493.80 - Step 4: Simplify right side
97,804,125.80x = 7,695,398,865,585,779 - Step 5: Solve for x
x = 7,695,398,865,585,779/97,804,125.80 - Step 6: Final answer
x = 78,681,740.70
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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.