Finding the Fourth Proportional to 2,854,943,482.53, 3,939,833,343.24 and 1,601,798,518.65
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Solution
The fourth proportional to 2,854,943,482.53, 3,939,833,343.24 and 1,601,798,518.65 is: 2,210,488,316.69
Step by Step Solution
- Step 1: Write the proportion equation
2,854,943,482.53 : 3,939,833,343.24 = 1,601,798,518.65 : x - Step 2: Convert to fraction form
2,854,943,482.53/3,939,833,343.24 = 1,601,798,518.65/x - Step 3: Cross multiply
2,854,943,482.53x = 3,939,833,343.24 × 1,601,798,518.65 - Step 4: Simplify right side
2,854,943,482.53x = 6,310,819,212,929,709,056 - Step 5: Solve for x
x = 6,310,819,212,929,709,056/2,854,943,482.53 - Step 6: Final answer
x = 2,210,488,316.69
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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.