Finding the Fourth Proportional to 433,748,613.05, 598,583,485.58 and 235,518,462.84
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Solution
The fourth proportional to 433,748,613.05, 598,583,485.58 and 235,518,462.84 is: 325,021,125.52
Step by Step Solution
- Step 1: Write the proportion equation
433,748,613.05 : 598,583,485.58 = 235,518,462.84 : x - Step 2: Convert to fraction form
433,748,613.05/598,583,485.58 = 235,518,462.84/x - Step 3: Cross multiply
433,748,613.05x = 598,583,485.58 × 235,518,462.84 - Step 4: Simplify right side
433,748,613.05x = 140,977,462,406,278,016 - Step 5: Solve for x
x = 140,977,462,406,278,016/433,748,613.05 - Step 6: Final answer
x = 325,021,125.52
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1.5x scale
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.