Finding the Fourth Proportional to 159,363,974,738.32, 239,087,889,776.12 and 57,270,882,083.12
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Solution
The fourth proportional to 159,363,974,738.32, 239,087,889,776.12 and 57,270,882,083.12 is: 85,921,390,736.86
Step by Step Solution
- Step 1: Write the proportion equation
159,363,974,738.32 : 239,087,889,776.12 = 57,270,882,083.12 : x - Step 2: Convert to fraction form
159,363,974,738.32/239,087,889,776.12 = 57,270,882,083.12/x - Step 3: Cross multiply
159,363,974,738.32x = 239,087,889,776.12 × 57,270,882,083.12 - Step 4: Simplify right side
159,363,974,738.32x = 13,692,774,342,870,161,162,240 - Step 5: Solve for x
x = 13,692,774,342,870,161,162,240/159,363,974,738.32 - Step 6: Final answer
x = 85,921,390,736.86
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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.