Finding the Fourth Proportional to 1,406,996,285.76, 2,110,512,389.99 and 371,848,223.25
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Solution
The fourth proportional to 1,406,996,285.76, 2,110,512,389.99 and 371,848,223.25 is: 557,777,081.79
Step by Step Solution
- Step 1: Write the proportion equation
1,406,996,285.76 : 2,110,512,389.99 = 371,848,223.25 : x - Step 2: Convert to fraction form
1,406,996,285.76/2,110,512,389.99 = 371,848,223.25/x - Step 3: Cross multiply
1,406,996,285.76x = 2,110,512,389.99 × 371,848,223.25 - Step 4: Simplify right side
1,406,996,285.76x = 784,790,282,363,033,344 - Step 5: Solve for x
x = 784,790,282,363,033,344/1,406,996,285.76 - Step 6: Final answer
x = 557,777,081.79
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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.