Finding the Fourth Proportional to 69,717,128.70, 104,575,693.05 and 62,064,378.30
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Solution
The fourth proportional to 69,717,128.70, 104,575,693.05 and 62,064,378.30 is: 93,096,567.45
Step by Step Solution
- Step 1: Write the proportion equation
69,717,128.70 : 104,575,693.05 = 62,064,378.30 : x - Step 2: Convert to fraction form
69,717,128.70/104,575,693.05 = 62,064,378.30/x - Step 3: Cross multiply
69,717,128.70x = 104,575,693.05 × 62,064,378.30 - Step 4: Simplify right side
69,717,128.70x = 6,490,425,374,439,880 - Step 5: Solve for x
x = 6,490,425,374,439,880/69,717,128.70 - Step 6: Final answer
x = 93,096,567.45
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Similar ratio
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1.5x scale
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.