Finding the Fourth Proportional to 70,811,967.60, 97,626,284.88 and 53,095,496.12
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Solution
The fourth proportional to 70,811,967.60, 97,626,284.88 and 53,095,496.12 is: 73,201,129.78
Step by Step Solution
- Step 1: Write the proportion equation
70,811,967.60 : 97,626,284.88 = 53,095,496.12 : x - Step 2: Convert to fraction form
70,811,967.60/97,626,284.88 = 53,095,496.12/x - Step 3: Cross multiply
70,811,967.60x = 97,626,284.88 × 53,095,496.12 - Step 4: Simplify right side
70,811,967.60x = 5,183,516,030,056,054 - Step 5: Solve for x
x = 5,183,516,030,056,054/70,811,967.60 - Step 6: Final answer
x = 73,201,129.78
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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.