Finding the Fourth Proportional to 98,851,289.96, 136,414,777.19 and 54,798,177.17
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Solution
The fourth proportional to 98,851,289.96, 136,414,777.19 and 54,798,177.17 is: 75,621,482.86
Step by Step Solution
- Step 1: Write the proportion equation
98,851,289.96 : 136,414,777.19 = 54,798,177.17 : x - Step 2: Convert to fraction form
98,851,289.96/136,414,777.19 = 54,798,177.17/x - Step 3: Cross multiply
98,851,289.96x = 136,414,777.19 × 54,798,177.17 - Step 4: Simplify right side
98,851,289.96x = 7,475,281,129,063,695 - Step 5: Solve for x
x = 7,475,281,129,063,695/98,851,289.96 - Step 6: Final answer
x = 75,621,482.86
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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.