Finding the Fourth Proportional to 649,450,363.41, 974,175,526.28 and 299,592,919.80
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Solution
The fourth proportional to 649,450,363.41, 974,175,526.28 and 299,592,919.80 is: 449,389,371.01
Step by Step Solution
- Step 1: Write the proportion equation
649,450,363.41 : 974,175,526.28 = 299,592,919.80 : x - Step 2: Convert to fraction form
649,450,363.41/974,175,526.28 = 299,592,919.80/x - Step 3: Cross multiply
649,450,363.41x = 974,175,526.28 × 299,592,919.80 - Step 4: Simplify right side
649,450,363.41x = 291,856,090,316,675,840 - Step 5: Solve for x
x = 291,856,090,316,675,840/649,450,363.41 - Step 6: Final answer
x = 449,389,371.01
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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.