Finding the Fourth Proportional to 944,785,246.80, 1,417,177,870.20 and 710,100,901.20
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Solution
The fourth proportional to 944,785,246.80, 1,417,177,870.20 and 710,100,901.20 is: 1,065,151,351.80
Step by Step Solution
- Step 1: Write the proportion equation
944,785,246.80 : 1,417,177,870.20 = 710,100,901.20 : x - Step 2: Convert to fraction form
944,785,246.80/1,417,177,870.20 = 710,100,901.20/x - Step 3: Cross multiply
944,785,246.80x = 1,417,177,870.20 × 710,100,901.20 - Step 4: Simplify right side
944,785,246.80x = 1,006,339,282,789,716,736 - Step 5: Solve for x
x = 1,006,339,282,789,716,736/944,785,246.80 - Step 6: Final answer
x = 1,065,151,351.80
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1.5x scale
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.