Finding the Fourth Proportional to 962,973,315.99, 1,442,384,557.61 and 650,361,915.81
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Solution
The fourth proportional to 962,973,315.99, 1,442,384,557.61 and 650,361,915.81 is: 974,141,202.71
Step by Step Solution
- Step 1: Write the proportion equation
962,973,315.99 : 1,442,384,557.61 = 650,361,915.81 : x - Step 2: Convert to fraction form
962,973,315.99/1,442,384,557.61 = 650,361,915.81/x - Step 3: Cross multiply
962,973,315.99x = 1,442,384,557.61 × 650,361,915.81 - Step 4: Simplify right side
962,973,315.99x = 938,071,984,218,747,008 - Step 5: Solve for x
x = 938,071,984,218,747,008/962,973,315.99 - Step 6: Final answer
x = 974,141,202.71
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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.