Finding the Fourth Proportional to 981,584,177,973.68, 1,472,523,487,338.40 and 344,764,332,572.98
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Solution
The fourth proportional to 981,584,177,973.68, 1,472,523,487,338.40 and 344,764,332,572.98 is: 517,198,207,451.01
Step by Step Solution
- Step 1: Write the proportion equation
981,584,177,973.68 : 1,472,523,487,338.40 = 344,764,332,572.98 : x - Step 2: Convert to fraction form
981,584,177,973.68/1,472,523,487,338.40 = 344,764,332,572.98/x - Step 3: Cross multiply
981,584,177,973.68x = 1,472,523,487,338.40 × 344,764,332,572.98 - Step 4: Simplify right side
981,584,177,973.68x = 507,673,577,310,260,381,614,080 - Step 5: Solve for x
x = 507,673,577,310,260,381,614,080/981,584,177,973.68 - Step 6: Final answer
x = 517,198,207,451.01
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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.