Finding the Fourth Proportional to 1,843,445,109.60, 2,765,167,664.40 and 1,630,363,840.65
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Solution
The fourth proportional to 1,843,445,109.60, 2,765,167,664.40 and 1,630,363,840.65 is: 2,445,545,760.98
Step by Step Solution
- Step 1: Write the proportion equation
1,843,445,109.60 : 2,765,167,664.40 = 1,630,363,840.65 : x - Step 2: Convert to fraction form
1,843,445,109.60/2,765,167,664.40 = 1,630,363,840.65/x - Step 3: Cross multiply
1,843,445,109.60x = 2,765,167,664.40 × 1,630,363,840.65 - Step 4: Simplify right side
1,843,445,109.60x = 4,508,229,373,372,374,528 - Step 5: Solve for x
x = 4,508,229,373,372,374,528/1,843,445,109.60 - Step 6: Final answer
x = 2,445,545,760.98
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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.