Finding the Fourth Proportional to 974,320,454.66, 1,461,407,176.47 and 310,307,641.70
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Solution
The fourth proportional to 974,320,454.66, 1,461,407,176.47 and 310,307,641.70 is: 465,438,052.05
Step by Step Solution
- Step 1: Write the proportion equation
974,320,454.66 : 1,461,407,176.47 = 310,307,641.70 : x - Step 2: Convert to fraction form
974,320,454.66/1,461,407,176.47 = 310,307,641.70/x - Step 3: Cross multiply
974,320,454.66x = 1,461,407,176.47 × 310,307,641.70 - Step 4: Simplify right side
974,320,454.66x = 453,485,814,493,861,440 - Step 5: Solve for x
x = 453,485,814,493,861,440/974,320,454.66 - Step 6: Final answer
x = 465,438,052.05
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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.