Finding the Fourth Proportional to 549,601,363.80, 824,402,045.70 and 186,095,719.80
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Solution
The fourth proportional to 549,601,363.80, 824,402,045.70 and 186,095,719.80 is: 279,143,579.70
Step by Step Solution
- Step 1: Write the proportion equation
549,601,363.80 : 824,402,045.70 = 186,095,719.80 : x - Step 2: Convert to fraction form
549,601,363.80/824,402,045.70 = 186,095,719.80/x - Step 3: Cross multiply
549,601,363.80x = 824,402,045.70 × 186,095,719.80 - Step 4: Simplify right side
549,601,363.80x = 153,417,692,099,134,016 - Step 5: Solve for x
x = 153,417,692,099,134,016/549,601,363.80 - Step 6: Final answer
x = 279,143,579.70
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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.