Finding the Fourth Proportional to 4,781,461,944.04, 6,598,440,400.68 and 2,638,068,496.04
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Solution
The fourth proportional to 4,781,461,944.04, 6,598,440,400.68 and 2,638,068,496.04 is: 3,640,547,168.99
Step by Step Solution
- Step 1: Write the proportion equation
4,781,461,944.04 : 6,598,440,400.68 = 2,638,068,496.04 : x - Step 2: Convert to fraction form
4,781,461,944.04/6,598,440,400.68 = 2,638,068,496.04/x - Step 3: Cross multiply
4,781,461,944.04x = 6,598,440,400.68 × 2,638,068,496.04 - Step 4: Simplify right side
4,781,461,944.04x = 17,407,137,744,031,463,424 - Step 5: Solve for x
x = 17,407,137,744,031,463,424/4,781,461,944.04 - Step 6: Final answer
x = 3,640,547,168.99
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.