Finding the Fourth Proportional to 75,841,769.64, 104,664,612.58 and 42,803,172.84
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Solution
The fourth proportional to 75,841,769.64, 104,664,612.58 and 42,803,172.84 is: 59,070,054.98
Step by Step Solution
- Step 1: Write the proportion equation
75,841,769.64 : 104,664,612.58 = 42,803,172.84 : x - Step 2: Convert to fraction form
75,841,769.64/104,664,612.58 = 42,803,172.84/x - Step 3: Cross multiply
75,841,769.64x = 104,664,612.58 × 42,803,172.84 - Step 4: Simplify right side
75,841,769.64x = 4,479,977,502,493,378.50 - Step 5: Solve for x
x = 4,479,977,502,493,378.50/75,841,769.64 - Step 6: Final answer
x = 59,070,054.98
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.