Finding the Fourth Proportional to 816,530,516,269.24, 1,126,808,183,694.80 and 450,721,519,733.73
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Solution
The fourth proportional to 816,530,516,269.24, 1,126,808,183,694.80 and 450,721,519,733.73 is: 621,993,528,574.82
Step by Step Solution
- Step 1: Write the proportion equation
816,530,516,269.24 : 1,126,808,183,694.80 = 450,721,519,733.73 : x - Step 2: Convert to fraction form
816,530,516,269.24/1,126,808,183,694.80 = 450,721,519,733.73/x - Step 3: Cross multiply
816,530,516,269.24x = 1,126,808,183,694.80 × 450,721,519,733.73 - Step 4: Simplify right side
816,530,516,269.24x = 507,876,697,003,324,279,357,440 - Step 5: Solve for x
x = 507,876,697,003,324,279,357,440/816,530,516,269.24 - Step 6: Final answer
x = 621,993,528,574.82
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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.