Finding the Fourth Proportional to 150,423,969.68, 207,508,680.56 and 98,243,549.36
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Solution
The fourth proportional to 150,423,969.68, 207,508,680.56 and 98,243,549.36 is: 135,526,202.00
Step by Step Solution
- Step 1: Write the proportion equation
150,423,969.68 : 207,508,680.56 = 98,243,549.36 : x - Step 2: Convert to fraction form
150,423,969.68/207,508,680.56 = 98,243,549.36/x - Step 3: Cross multiply
150,423,969.68x = 207,508,680.56 × 98,243,549.36 - Step 4: Simplify right side
150,423,969.68x = 20,386,389,301,224,832 - Step 5: Solve for x
x = 20,386,389,301,224,832/150,423,969.68 - Step 6: Final answer
x = 135,526,202.00
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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.