Finding the Fourth Proportional to 549,376,805.10, 824,065,207.65 and 403,017,953.70
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Solution
The fourth proportional to 549,376,805.10, 824,065,207.65 and 403,017,953.70 is: 604,526,930.55
Step by Step Solution
- Step 1: Write the proportion equation
549,376,805.10 : 824,065,207.65 = 403,017,953.70 : x - Step 2: Convert to fraction form
549,376,805.10/824,065,207.65 = 403,017,953.70/x - Step 3: Cross multiply
549,376,805.10x = 824,065,207.65 × 403,017,953.70 - Step 4: Simplify right side
549,376,805.10x = 332,113,073,702,468,544 - Step 5: Solve for x
x = 332,113,073,702,468,544/549,376,805.10 - Step 6: Final answer
x = 604,526,930.55
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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.