Finding the Fourth Proportional to 374,296,964.40, 516,495,147.12 and 207,029,625.84
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Solution
The fourth proportional to 374,296,964.40, 516,495,147.12 and 207,029,625.84 is: 285,681,710.58
Step by Step Solution
- Step 1: Write the proportion equation
374,296,964.40 : 516,495,147.12 = 207,029,625.84 : x - Step 2: Convert to fraction form
374,296,964.40/516,495,147.12 = 207,029,625.84/x - Step 3: Cross multiply
374,296,964.40x = 516,495,147.12 × 207,029,625.84 - Step 4: Simplify right side
374,296,964.40x = 106,929,797,056,429,360 - Step 5: Solve for x
x = 106,929,797,056,429,360/374,296,964.40 - Step 6: Final answer
x = 285,681,710.58
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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.