Finding the Fourth Proportional to 1,473,873,901.56, 2,211,575,991.30 and 601,115,568.12
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Solution
The fourth proportional to 1,473,873,901.56, 2,211,575,991.30 and 601,115,568.12 is: 901,985,412.08
Step by Step Solution
- Step 1: Write the proportion equation
1,473,873,901.56 : 2,211,575,991.30 = 601,115,568.12 : x - Step 2: Convert to fraction form
1,473,873,901.56/2,211,575,991.30 = 601,115,568.12/x - Step 3: Cross multiply
1,473,873,901.56x = 2,211,575,991.30 × 601,115,568.12 - Step 4: Simplify right side
1,473,873,901.56x = 1,329,412,758,450,851,840 - Step 5: Solve for x
x = 1,329,412,758,450,851,840/1,473,873,901.56 - Step 6: Final answer
x = 901,985,412.08
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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.