Finding the Fourth Proportional to 741,973,984,717.40, 1,112,323,555,688.20 and 257,865,309,055.17
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Solution
The fourth proportional to 741,973,984,717.40, 1,112,323,555,688.20 and 257,865,309,055.17 is: 386,576,434,436.75
Step by Step Solution
- Step 1: Write the proportion equation
741,973,984,717.40 : 1,112,323,555,688.20 = 257,865,309,055.17 : x - Step 2: Convert to fraction form
741,973,984,717.40/1,112,323,555,688.20 = 257,865,309,055.17/x - Step 3: Cross multiply
741,973,984,717.40x = 1,112,323,555,688.20 × 257,865,309,055.17 - Step 4: Simplify right side
741,973,984,717.40x = 286,829,657,456,883,303,186,432 - Step 5: Solve for x
x = 286,829,657,456,883,303,186,432/741,973,984,717.40 - Step 6: Final answer
x = 386,576,434,436.75
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.