Finding the Fourth Proportional to 133,920,910.08, 184,804,560.72 and 74,386,067.76
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Solution
The fourth proportional to 133,920,910.08, 184,804,560.72 and 74,386,067.76 is: 102,649,276.86
Step by Step Solution
- Step 1: Write the proportion equation
133,920,910.08 : 184,804,560.72 = 74,386,067.76 : x - Step 2: Convert to fraction form
133,920,910.08/184,804,560.72 = 74,386,067.76/x - Step 3: Cross multiply
133,920,910.08x = 184,804,560.72 × 74,386,067.76 - Step 4: Simplify right side
133,920,910.08x = 13,746,884,576,074,956 - Step 5: Solve for x
x = 13,746,884,576,074,956/133,920,910.08 - Step 6: Final answer
x = 102,649,276.86
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.