Finding the Fourth Proportional to 70,882,887, 97,817,804.88 and 39,520,563.42
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Solution
The fourth proportional to 70,882,887, 97,817,804.88 and 39,520,563.42 is: 54,538,054.60
Step by Step Solution
- Step 1: Write the proportion equation
70,882,887 : 97,817,804.88 = 39,520,563.42 : x - Step 2: Convert to fraction form
70,882,887/97,817,804.88 = 39,520,563.42/x - Step 3: Cross multiply
70,882,887x = 97,817,804.88 × 39,520,563.42 - Step 4: Simplify right side
70,882,887x = 3,865,814,761,365,225.50 - Step 5: Solve for x
x = 3,865,814,761,365,225.50/70,882,887 - Step 6: Final answer
x = 54,538,054.60
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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.