Finding the Fourth Proportional to 1,577,354,534.93, 2,165,350,698.26 and 1,353,948,363.80
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Solution
The fourth proportional to 1,577,354,534.93, 2,165,350,698.26 and 1,353,948,363.80 is: 1,858,664,599.52
Step by Step Solution
- Step 1: Write the proportion equation
1,577,354,534.93 : 2,165,350,698.26 = 1,353,948,363.80 : x - Step 2: Convert to fraction form
1,577,354,534.93/2,165,350,698.26 = 1,353,948,363.80/x - Step 3: Cross multiply
1,577,354,534.93x = 2,165,350,698.26 × 1,353,948,363.80 - Step 4: Simplify right side
1,577,354,534.93x = 2,931,773,034,955,708,416 - Step 5: Solve for x
x = 2,931,773,034,955,708,416/1,577,354,534.93 - Step 6: Final answer
x = 1,858,664,599.52
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.