Finding the Fourth Proportional to 1,630,970,652.81, 2,445,454,757.85 and 633,827,398.80
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Solution
The fourth proportional to 1,630,970,652.81, 2,445,454,757.85 and 633,827,398.80 is: 950,352,003.81
Step by Step Solution
- Step 1: Write the proportion equation
1,630,970,652.81 : 2,445,454,757.85 = 633,827,398.80 : x - Step 2: Convert to fraction form
1,630,970,652.81/2,445,454,757.85 = 633,827,398.80/x - Step 3: Cross multiply
1,630,970,652.81x = 2,445,454,757.85 × 633,827,398.80 - Step 4: Simplify right side
1,630,970,652.81x = 1,549,996,228,051,149,312 - Step 5: Solve for x
x = 1,549,996,228,051,149,312/1,630,970,652.81 - Step 6: Final answer
x = 950,352,003.81
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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.