Finding the Fourth Proportional to 1,359,124,545.06, 1,874,529,318.87 and 882,968,330.58
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Solution
The fourth proportional to 1,359,124,545.06, 1,874,529,318.87 and 882,968,330.58 is: 1,217,805,998.22
Step by Step Solution
- Step 1: Write the proportion equation
1,359,124,545.06 : 1,874,529,318.87 = 882,968,330.58 : x - Step 2: Convert to fraction form
1,359,124,545.06/1,874,529,318.87 = 882,968,330.58/x - Step 3: Cross multiply
1,359,124,545.06x = 1,874,529,318.87 × 882,968,330.58 - Step 4: Simplify right side
1,359,124,545.06x = 1,655,150,023,305,908,480 - Step 5: Solve for x
x = 1,655,150,023,305,908,480/1,359,124,545.06 - Step 6: Final answer
x = 1,217,805,998.22
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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.