Finding the Fourth Proportional to 324,095,589.60, 447,251,878.98 and 175,416,686.79
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Solution
The fourth proportional to 324,095,589.60, 447,251,878.98 and 175,416,686.79 is: 242,075,009.01
Step by Step Solution
- Step 1: Write the proportion equation
324,095,589.60 : 447,251,878.98 = 175,416,686.79 : x - Step 2: Convert to fraction form
324,095,589.60/447,251,878.98 = 175,416,686.79/x - Step 3: Cross multiply
324,095,589.60x = 447,251,878.98 × 175,416,686.79 - Step 4: Simplify right side
324,095,589.60x = 78,455,442,771,273,648 - Step 5: Solve for x
x = 78,455,442,771,273,648/324,095,589.60 - Step 6: Final answer
x = 242,075,009.01
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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.