Finding the Fourth Proportional to 109,225,420.28, 163,837,008.99 and 63,137,964.14
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Solution
The fourth proportional to 109,225,420.28, 163,837,008.99 and 63,137,964.14 is: 94,706,297.96
Step by Step Solution
- Step 1: Write the proportion equation
109,225,420.28 : 163,837,008.99 = 63,137,964.14 : x - Step 2: Convert to fraction form
109,225,420.28/163,837,008.99 = 63,137,964.14/x - Step 3: Cross multiply
109,225,420.28x = 163,837,008.99 × 63,137,964.14 - Step 4: Simplify right side
109,225,420.28x = 10,344,335,197,596,292 - Step 5: Solve for x
x = 10,344,335,197,596,292/109,225,420.28 - Step 6: Final answer
x = 94,706,297.96
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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.