Finding the Fourth Proportional to 150,653,149.04, 207,889,867.94 and 84,560,878.55
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Solution
The fourth proportional to 150,653,149.04, 207,889,867.94 and 84,560,878.55 is: 116,687,570.00
Step by Step Solution
- Step 1: Write the proportion equation
150,653,149.04 : 207,889,867.94 = 84,560,878.55 : x - Step 2: Convert to fraction form
150,653,149.04/207,889,867.94 = 84,560,878.55/x - Step 3: Cross multiply
150,653,149.04x = 207,889,867.94 × 84,560,878.55 - Step 4: Simplify right side
150,653,149.04x = 17,579,349,874,746,798 - Step 5: Solve for x
x = 17,579,349,874,746,798/150,653,149.04 - Step 6: Final answer
x = 116,687,570.00
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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.