Finding the Fourth Proportional to 581,494,246.48, 802,462,062.72 and 317,176,225.84
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Solution
The fourth proportional to 581,494,246.48, 802,462,062.72 and 317,176,225.84 is: 437,703,193.07
Step by Step Solution
- Step 1: Write the proportion equation
581,494,246.48 : 802,462,062.72 = 317,176,225.84 : x - Step 2: Convert to fraction form
581,494,246.48/802,462,062.72 = 317,176,225.84/x - Step 3: Cross multiply
581,494,246.48x = 802,462,062.72 × 317,176,225.84 - Step 4: Simplify right side
581,494,246.48x = 254,521,888,433,310,944 - Step 5: Solve for x
x = 254,521,888,433,310,944/581,494,246.48 - Step 6: Final answer
x = 437,703,193.07
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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.