Finding the Fourth Proportional to 159,363,974,791.78, 239,087,889,856.01 and 57,270,882,136.48
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Solution
The fourth proportional to 159,363,974,791.78, 239,087,889,856.01 and 57,270,882,136.48 is: 85,921,390,816.80
Step by Step Solution
- Step 1: Write the proportion equation
159,363,974,791.78 : 239,087,889,856.01 = 57,270,882,136.48 : x - Step 2: Convert to fraction form
159,363,974,791.78/239,087,889,856.01 = 57,270,882,136.48/x - Step 3: Cross multiply
159,363,974,791.78x = 239,087,889,856.01 × 57,270,882,136.48 - Step 4: Simplify right side
159,363,974,791.78x = 13,692,774,360,203,262,951,424 - Step 5: Solve for x
x = 13,692,774,360,203,262,951,424/159,363,974,791.78 - Step 6: Final answer
x = 85,921,390,816.80
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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.