Finding the Fourth Proportional to 358,584,021.45, 495,074,428.74 and 292,661,767.08
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Solution
The fourth proportional to 358,584,021.45, 495,074,428.74 and 292,661,767.08 is: 404,059,714.00
Step by Step Solution
- Step 1: Write the proportion equation
358,584,021.45 : 495,074,428.74 = 292,661,767.08 : x - Step 2: Convert to fraction form
358,584,021.45/495,074,428.74 = 292,661,767.08/x - Step 3: Cross multiply
358,584,021.45x = 495,074,428.74 × 292,661,767.08 - Step 4: Simplify right side
358,584,021.45x = 144,889,357,151,169,920 - Step 5: Solve for x
x = 144,889,357,151,169,920/358,584,021.45 - Step 6: Final answer
x = 404,059,714.00
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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.