Finding the Fourth Proportional to 97,166,457.57, 134,089,717.64 and 53,113,630.71
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Solution
The fourth proportional to 97,166,457.57, 134,089,717.64 and 53,113,630.71 is: 73,296,813.76
Step by Step Solution
- Step 1: Write the proportion equation
97,166,457.57 : 134,089,717.64 = 53,113,630.71 : x - Step 2: Convert to fraction form
97,166,457.57/134,089,717.64 = 53,113,630.71/x - Step 3: Cross multiply
97,166,457.57x = 134,089,717.64 × 53,113,630.71 - Step 4: Simplify right side
97,166,457.57x = 7,121,991,744,473,565 - Step 5: Solve for x
x = 7,121,991,744,473,565/97,166,457.57 - Step 6: Final answer
x = 73,296,813.76
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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.