Finding the Fourth Proportional to 75,575,261.20, 113,194,930.20 and 58,480,502.80
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Solution
The fourth proportional to 75,575,261.20, 113,194,930.20 and 58,480,502.80 is: 87,590,784.70
Step by Step Solution
- Step 1: Write the proportion equation
75,575,261.20 : 113,194,930.20 = 58,480,502.80 : x - Step 2: Convert to fraction form
75,575,261.20/113,194,930.20 = 58,480,502.80/x - Step 3: Cross multiply
75,575,261.20x = 113,194,930.20 × 58,480,502.80 - Step 4: Simplify right side
75,575,261.20x = 6,619,696,432,506,904 - Step 5: Solve for x
x = 6,619,696,432,506,904/75,575,261.20 - Step 6: Final answer
x = 87,590,784.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.