Finding the Fourth Proportional to 928,508,171.04, 1,281,341,268 and 510,811,492.32
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Solution
The fourth proportional to 928,508,171.04, 1,281,341,268 and 510,811,492.32 is: 704,919,854.98
Step by Step Solution
- Step 1: Write the proportion equation
928,508,171.04 : 1,281,341,268 = 510,811,492.32 : x - Step 2: Convert to fraction form
928,508,171.04/1,281,341,268 = 510,811,492.32/x - Step 3: Cross multiply
928,508,171.04x = 1,281,341,268 × 510,811,492.32 - Step 4: Simplify right side
928,508,171.04x = 654,523,845,278,281,088 - Step 5: Solve for x
x = 654,523,845,278,281,088/928,508,171.04 - Step 6: Final answer
x = 704,919,854.98
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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.