Finding the Fourth Proportional to 129,853,729.60, 194,765,848.80 and 34,125,294.40
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Solution
The fourth proportional to 129,853,729.60, 194,765,848.80 and 34,125,294.40 is: 51,184,066.49
Step by Step Solution
- Step 1: Write the proportion equation
129,853,729.60 : 194,765,848.80 = 34,125,294.40 : x - Step 2: Convert to fraction form
129,853,729.60/194,765,848.80 = 34,125,294.40/x - Step 3: Cross multiply
129,853,729.60x = 194,765,848.80 × 34,125,294.40 - Step 4: Simplify right side
129,853,729.60x = 6,646,441,929,365,887 - Step 5: Solve for x
x = 6,646,441,929,365,887/129,853,729.60 - Step 6: Final answer
x = 51,184,066.49
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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.