Finding the Fourth Proportional to 2,301,130,765.02, 3,175,559,085.66 and 1,243,858,751.31
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Solution
The fourth proportional to 2,301,130,765.02, 3,175,559,085.66 and 1,243,858,751.31 is: 1,716,524,336.23
Step by Step Solution
- Step 1: Write the proportion equation
2,301,130,765.02 : 3,175,559,085.66 = 1,243,858,751.31 : x - Step 2: Convert to fraction form
2,301,130,765.02/3,175,559,085.66 = 1,243,858,751.31/x - Step 3: Cross multiply
2,301,130,765.02x = 3,175,559,085.66 × 1,243,858,751.31 - Step 4: Simplify right side
2,301,130,765.02x = 3,949,946,959,000,172,544 - Step 5: Solve for x
x = 3,949,946,959,000,172,544/2,301,130,765.02 - Step 6: Final answer
x = 1,716,524,336.23
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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.