Finding the Fourth Proportional to 88,731,303.16, 122,446,942.52 and 49,573,374
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Solution
The fourth proportional to 88,731,303.16, 122,446,942.52 and 49,573,374 is: 68,409,995.80
Step by Step Solution
- Step 1: Write the proportion equation
88,731,303.16 : 122,446,942.52 = 49,573,374 : x - Step 2: Convert to fraction form
88,731,303.16/122,446,942.52 = 49,573,374/x - Step 3: Cross multiply
88,731,303.16x = 122,446,942.52 × 49,573,374 - Step 4: Simplify right side
88,731,303.16x = 6,070,108,076,700,462 - Step 5: Solve for x
x = 6,070,108,076,700,462/88,731,303.16 - Step 6: Final answer
x = 68,409,995.80
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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.