Finding the Fourth Proportional to 1,539,652,804.70, 2,309,479,207.05 and 1,509,041,803.10
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Solution
The fourth proportional to 1,539,652,804.70, 2,309,479,207.05 and 1,509,041,803.10 is: 2,263,562,704.65
Step by Step Solution
- Step 1: Write the proportion equation
1,539,652,804.70 : 2,309,479,207.05 = 1,509,041,803.10 : x - Step 2: Convert to fraction form
1,539,652,804.70/2,309,479,207.05 = 1,509,041,803.10/x - Step 3: Cross multiply
1,539,652,804.70x = 2,309,479,207.05 × 1,509,041,803.10 - Step 4: Simplify right side
1,539,652,804.70x = 3,485,100,666,828,690,432 - Step 5: Solve for x
x = 3,485,100,666,828,690,432/1,539,652,804.70 - Step 6: Final answer
x = 2,263,562,704.65
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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.