Finding the Fourth Proportional to 3,403,671,186.60, 5,106,034,653.66 and 1,438,532,538.84
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Solution
The fourth proportional to 3,403,671,186.60, 5,106,034,653.66 and 1,438,532,538.84 is: 2,158,021,909.59
Step by Step Solution
- Step 1: Write the proportion equation
3,403,671,186.60 : 5,106,034,653.66 = 1,438,532,538.84 : x - Step 2: Convert to fraction form
3,403,671,186.60/5,106,034,653.66 = 1,438,532,538.84/x - Step 3: Cross multiply
3,403,671,186.60x = 5,106,034,653.66 × 1,438,532,538.84 - Step 4: Simplify right side
3,403,671,186.60x = 7,345,196,993,734,539,264 - Step 5: Solve for x
x = 7,345,196,993,734,539,264/3,403,671,186.60 - Step 6: Final answer
x = 2,158,021,909.59
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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.