Finding the Fourth Proportional to 344,307,643.80, 516,461,465.70 and 344,307,643.80
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Solution
The fourth proportional to 344,307,643.80, 516,461,465.70 and 344,307,643.80 is: 516,461,465.70
Step by Step Solution
- Step 1: Write the proportion equation
344,307,643.80 : 516,461,465.70 = 344,307,643.80 : x - Step 2: Convert to fraction form
344,307,643.80/516,461,465.70 = 344,307,643.80/x - Step 3: Cross multiply
344,307,643.80x = 516,461,465.70 × 344,307,643.80 - Step 4: Simplify right side
344,307,643.80x = 177,821,630,368,661,504 - Step 5: Solve for x
x = 177,821,630,368,661,504/344,307,643.80 - Step 6: Final answer
x = 516,461,465.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.