Finding the Fourth Proportional to 402,147,461.97, 604,129,251.15 and 238,492,558.26
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Solution
The fourth proportional to 402,147,461.97, 604,129,251.15 and 238,492,558.26 is: 358,277,359.06
Step by Step Solution
- Step 1: Write the proportion equation
402,147,461.97 : 604,129,251.15 = 238,492,558.26 : x - Step 2: Convert to fraction form
402,147,461.97/604,129,251.15 = 238,492,558.26/x - Step 3: Cross multiply
402,147,461.97x = 604,129,251.15 × 238,492,558.26 - Step 4: Simplify right side
402,147,461.97x = 144,080,330,626,461,536 - Step 5: Solve for x
x = 144,080,330,626,461,536/402,147,461.97 - Step 6: Final answer
x = 358,277,359.06
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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.