Finding the Fourth Proportional to 263,358,309.78, 363,560,492.61 and 175,398,686.10
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Solution
The fourth proportional to 263,358,309.78, 363,560,492.61 and 175,398,686.10 is: 242,134,120.53
Step by Step Solution
- Step 1: Write the proportion equation
263,358,309.78 : 363,560,492.61 = 175,398,686.10 : x - Step 2: Convert to fraction form
263,358,309.78/363,560,492.61 = 175,398,686.10/x - Step 3: Cross multiply
263,358,309.78x = 363,560,492.61 × 175,398,686.10 - Step 4: Simplify right side
263,358,309.78x = 63,768,032,721,662,760 - Step 5: Solve for x
x = 63,768,032,721,662,760/263,358,309.78 - Step 6: Final answer
x = 242,134,120.53
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.