Finding the Fourth Proportional to 150,349,179.36, 207,487,570.88 and 84,270,898.88
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Solution
The fourth proportional to 150,349,179.36, 207,487,570.88 and 84,270,898.88 is: 116,297,037.20
Step by Step Solution
- Step 1: Write the proportion equation
150,349,179.36 : 207,487,570.88 = 84,270,898.88 : x - Step 2: Convert to fraction form
150,349,179.36/207,487,570.88 = 84,270,898.88/x - Step 3: Cross multiply
150,349,179.36x = 207,487,570.88 × 84,270,898.88 - Step 4: Simplify right side
150,349,179.36x = 17,485,164,104,485,312 - Step 5: Solve for x
x = 17,485,164,104,485,312/150,349,179.36 - Step 6: Final answer
x = 116,297,037.20
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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.