Finding the Fourth Proportional to 1,793,705,400.90, 2,690,558,101.35 and 1,630,127,861.10
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Solution
The fourth proportional to 1,793,705,400.90, 2,690,558,101.35 and 1,630,127,861.10 is: 2,445,191,791.65
Step by Step Solution
- Step 1: Write the proportion equation
1,793,705,400.90 : 2,690,558,101.35 = 1,630,127,861.10 : x - Step 2: Convert to fraction form
1,793,705,400.90/2,690,558,101.35 = 1,630,127,861.10/x - Step 3: Cross multiply
1,793,705,400.90x = 2,690,558,101.35 × 1,630,127,861.10 - Step 4: Simplify right side
1,793,705,400.90x = 4,385,953,722,918,951,936 - Step 5: Solve for x
x = 4,385,953,722,918,951,936/1,793,705,400.90 - Step 6: Final answer
x = 2,445,191,791.65
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1.5x scale
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.