Finding the Fourth Proportional to 4,530,335,176.40, 6,795,502,764.60 and 1,425,869,430.80
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Solution
The fourth proportional to 4,530,335,176.40, 6,795,502,764.60 and 1,425,869,430.80 is: 2,138,804,146.20
Step by Step Solution
- Step 1: Write the proportion equation
4,530,335,176.40 : 6,795,502,764.60 = 1,425,869,430.80 : x - Step 2: Convert to fraction form
4,530,335,176.40/6,795,502,764.60 = 1,425,869,430.80/x - Step 3: Cross multiply
4,530,335,176.40x = 6,795,502,764.60 × 1,425,869,430.80 - Step 4: Simplify right side
4,530,335,176.40x = 9,689,499,658,960,027,648 - Step 5: Solve for x
x = 9,689,499,658,960,027,648/4,530,335,176.40 - Step 6: Final answer
x = 2,138,804,146.20
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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.