Finding the Fourth Proportional to 5,598,971,246.70, 8,398,456,870.05 and 4,365,461,256.30
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Solution
The fourth proportional to 5,598,971,246.70, 8,398,456,870.05 and 4,365,461,256.30 is: 6,548,191,884.45
Step by Step Solution
- Step 1: Write the proportion equation
5,598,971,246.70 : 8,398,456,870.05 = 4,365,461,256.30 : x - Step 2: Convert to fraction form
5,598,971,246.70/8,398,456,870.05 = 4,365,461,256.30/x - Step 3: Cross multiply
5,598,971,246.70x = 8,398,456,870.05 × 4,365,461,256.30 - Step 4: Simplify right side
5,598,971,246.70x = 36,663,138,078,909,841,408 - Step 5: Solve for x
x = 36,663,138,078,909,841,408/5,598,971,246.70 - Step 6: Final answer
x = 6,548,191,884.45
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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.