Finding the Fourth Proportional to 1,439,026,632.36, 2,159,338,095 and 702,102,593.52
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Solution
The fourth proportional to 1,439,026,632.36, 2,159,338,095 and 702,102,593.52 is: 1,053,543,306.77
Step by Step Solution
- Step 1: Write the proportion equation
1,439,026,632.36 : 2,159,338,095 = 702,102,593.52 : x - Step 2: Convert to fraction form
1,439,026,632.36/2,159,338,095 = 702,102,593.52/x - Step 3: Cross multiply
1,439,026,632.36x = 2,159,338,095 × 702,102,593.52 - Step 4: Simplify right side
1,439,026,632.36x = 1,516,076,876,786,036,224 - Step 5: Solve for x
x = 1,516,076,876,786,036,224/1,439,026,632.36 - Step 6: Final answer
x = 1,053,543,306.77
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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.