Finding the Fourth Proportional to 79,480,265.92, 109,683,742.08 and 48,117,888.88
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Solution
The fourth proportional to 79,480,265.92, 109,683,742.08 and 48,117,888.88 is: 66,403,276.99
Step by Step Solution
- Step 1: Write the proportion equation
79,480,265.92 : 109,683,742.08 = 48,117,888.88 : x - Step 2: Convert to fraction form
79,480,265.92/109,683,742.08 = 48,117,888.88/x - Step 3: Cross multiply
79,480,265.92x = 109,683,742.08 × 48,117,888.88 - Step 4: Simplify right side
79,480,265.92x = 5,277,750,113,348,020 - Step 5: Solve for x
x = 5,277,750,113,348,020/79,480,265.92 - Step 6: Final answer
x = 66,403,276.99
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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.