Finding the Fourth Proportional to 9,961,897,156.84, 14,942,874,102.90 and 2,879,956,553.17
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Solution
The fourth proportional to 9,961,897,156.84, 14,942,874,102.90 and 2,879,956,553.17 is: 4,319,943,030.76
Step by Step Solution
- Step 1: Write the proportion equation
9,961,897,156.84 : 14,942,874,102.90 = 2,879,956,553.17 : x - Step 2: Convert to fraction form
9,961,897,156.84/14,942,874,102.90 = 2,879,956,553.17/x - Step 3: Cross multiply
9,961,897,156.84x = 14,942,874,102.90 × 2,879,956,553.17 - Step 4: Simplify right side
9,961,897,156.84x = 43,034,828,195,841,138,688 - Step 5: Solve for x
x = 43,034,828,195,841,138,688/9,961,897,156.84 - Step 6: Final answer
x = 4,319,943,030.76
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.