Finding the Fourth Proportional to 317,201,123.13, 475,801,030.35 and 178,963,977.38
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Solution
The fourth proportional to 317,201,123.13, 475,801,030.35 and 178,963,977.38 is: 268,445,596.88
Step by Step Solution
- Step 1: Write the proportion equation
317,201,123.13 : 475,801,030.35 = 178,963,977.38 : x - Step 2: Convert to fraction form
317,201,123.13/475,801,030.35 = 178,963,977.38/x - Step 3: Cross multiply
317,201,123.13x = 475,801,030.35 × 178,963,977.38 - Step 4: Simplify right side
317,201,123.13x = 85,151,244,830,559,088 - Step 5: Solve for x
x = 85,151,244,830,559,088/317,201,123.13 - Step 6: Final answer
x = 268,445,596.88
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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.