Finding the Fourth Proportional to 157,964,199.24, 236,971,542.30 and 48,763,702.56
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Solution
The fourth proportional to 157,964,199.24, 236,971,542.30 and 48,763,702.56 is: 73,153,346.51
Step by Step Solution
- Step 1: Write the proportion equation
157,964,199.24 : 236,971,542.30 = 48,763,702.56 : x - Step 2: Convert to fraction form
157,964,199.24/236,971,542.30 = 48,763,702.56/x - Step 3: Cross multiply
157,964,199.24x = 236,971,542.30 × 48,763,702.56 - Step 4: Simplify right side
157,964,199.24x = 11,555,609,803,901,660 - Step 5: Solve for x
x = 11,555,609,803,901,660/157,964,199.24 - Step 6: Final answer
x = 73,153,346.51
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.