Finding the Fourth Proportional to 446,374,964.20, 668,368,052.70 and 283,937,434.60
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Solution
The fourth proportional to 446,374,964.20, 668,368,052.70 and 283,937,434.60 is: 425,146,402.63
Step by Step Solution
- Step 1: Write the proportion equation
446,374,964.20 : 668,368,052.70 = 283,937,434.60 : x - Step 2: Convert to fraction form
446,374,964.20/668,368,052.70 = 283,937,434.60/x - Step 3: Cross multiply
446,374,964.20x = 668,368,052.70 × 283,937,434.60 - Step 4: Simplify right side
446,374,964.20x = 189,774,710,252,235,648 - Step 5: Solve for x
x = 189,774,710,252,235,648/446,374,964.20 - Step 6: Final answer
x = 425,146,402.63
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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.