Finding the Fourth Proportional to 180,880,736.76, 249,615,539.64 and 101,484,837.84
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Solution
The fourth proportional to 180,880,736.76, 249,615,539.64 and 101,484,837.84 is: 140,049,145.18
Step by Step Solution
- Step 1: Write the proportion equation
180,880,736.76 : 249,615,539.64 = 101,484,837.84 : x - Step 2: Convert to fraction form
180,880,736.76/249,615,539.64 = 101,484,837.84/x - Step 3: Cross multiply
180,880,736.76x = 249,615,539.64 × 101,484,837.84 - Step 4: Simplify right side
180,880,736.76x = 25,332,192,562,709,492 - Step 5: Solve for x
x = 25,332,192,562,709,492/180,880,736.76 - Step 6: Final answer
x = 140,049,145.18
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.