Finding the Fourth Proportional to 4,398,778,040.40, 6,598,167,060.60 and 1,490,732,888.40
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Solution
The fourth proportional to 4,398,778,040.40, 6,598,167,060.60 and 1,490,732,888.40 is: 2,236,099,332.60
Step by Step Solution
- Step 1: Write the proportion equation
4,398,778,040.40 : 6,598,167,060.60 = 1,490,732,888.40 : x - Step 2: Convert to fraction form
4,398,778,040.40/6,598,167,060.60 = 1,490,732,888.40/x - Step 3: Cross multiply
4,398,778,040.40x = 6,598,167,060.60 × 1,490,732,888.40 - Step 4: Simplify right side
4,398,778,040.40x = 9,836,104,640,393,977,856 - Step 5: Solve for x
x = 9,836,104,640,393,977,856/4,398,778,040.40 - Step 6: Final answer
x = 2,236,099,332.60
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1.5x scale
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.