Finding the Fourth Proportional to 1,771,488,127.10, 2,657,232,190.65 and 1,642,493,618.30
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Solution
The fourth proportional to 1,771,488,127.10, 2,657,232,190.65 and 1,642,493,618.30 is: 2,463,740,427.45
Step by Step Solution
- Step 1: Write the proportion equation
1,771,488,127.10 : 2,657,232,190.65 = 1,642,493,618.30 : x - Step 2: Convert to fraction form
1,771,488,127.10/2,657,232,190.65 = 1,642,493,618.30/x - Step 3: Cross multiply
1,771,488,127.10x = 2,657,232,190.65 × 1,642,493,618.30 - Step 4: Simplify right side
1,771,488,127.10x = 4,364,486,915,483,954,176 - Step 5: Solve for x
x = 4,364,486,915,483,954,176/1,771,488,127.10 - Step 6: Final answer
x = 2,463,740,427.45
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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.