Finding the Fourth Proportional to 1,117,725,240.04, 1,674,734,397.81 and 679,700,939.02
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Solution
The fourth proportional to 1,117,725,240.04, 1,674,734,397.81 and 679,700,939.02 is: 1,018,424,297.87
Step by Step Solution
- Step 1: Write the proportion equation
1,117,725,240.04 : 1,674,734,397.81 = 679,700,939.02 : x - Step 2: Convert to fraction form
1,117,725,240.04/1,674,734,397.81 = 679,700,939.02/x - Step 3: Cross multiply
1,117,725,240.04x = 1,674,734,397.81 × 679,700,939.02 - Step 4: Simplify right side
1,117,725,240.04x = 1,138,318,542,800,551,168 - Step 5: Solve for x
x = 1,138,318,542,800,551,168/1,117,725,240.04 - Step 6: Final answer
x = 1,018,424,297.87
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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.