Finding the Fourth Proportional to 1,411,587,284.04, 1,948,044,202.56 and 785,101,013.64
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Solution
The fourth proportional to 1,411,587,284.04, 1,948,044,202.56 and 785,101,013.64 is: 1,083,469,293.99
Step by Step Solution
- Step 1: Write the proportion equation
1,411,587,284.04 : 1,948,044,202.56 = 785,101,013.64 : x - Step 2: Convert to fraction form
1,411,587,284.04/1,948,044,202.56 = 785,101,013.64/x - Step 3: Cross multiply
1,411,587,284.04x = 1,948,044,202.56 × 785,101,013.64 - Step 4: Simplify right side
1,411,587,284.04x = 1,529,411,478,045,381,376 - Step 5: Solve for x
x = 1,529,411,478,045,381,376/1,411,587,284.04 - Step 6: Final answer
x = 1,083,469,293.99
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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.