Finding the Fourth Proportional to 845,721,839.16, 1,167,104,097.36 and 474,451,839.72
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Solution
The fourth proportional to 845,721,839.16, 1,167,104,097.36 and 474,451,839.72 is: 654,748,004.01
Step by Step Solution
- Step 1: Write the proportion equation
845,721,839.16 : 1,167,104,097.36 = 474,451,839.72 : x - Step 2: Convert to fraction form
845,721,839.16/1,167,104,097.36 = 474,451,839.72/x - Step 3: Cross multiply
845,721,839.16x = 1,167,104,097.36 × 474,451,839.72 - Step 4: Simplify right side
845,721,839.16x = 553,734,686,137,201,984 - Step 5: Solve for x
x = 553,734,686,137,201,984/845,721,839.16 - Step 6: Final answer
x = 654,748,004.01
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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.