Finding the Fourth Proportional to 1,893,692,163.72, 2,613,375,892.98 and 1,058,316,709.68
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Solution
The fourth proportional to 1,893,692,163.72, 2,613,375,892.98 and 1,058,316,709.68 is: 1,460,522,163.64
Step by Step Solution
- Step 1: Write the proportion equation
1,893,692,163.72 : 2,613,375,892.98 = 1,058,316,709.68 : x - Step 2: Convert to fraction form
1,893,692,163.72/2,613,375,892.98 = 1,058,316,709.68/x - Step 3: Cross multiply
1,893,692,163.72x = 2,613,375,892.98 × 1,058,316,709.68 - Step 4: Simplify right side
1,893,692,163.72x = 2,765,779,376,215,625,216 - Step 5: Solve for x
x = 2,765,779,376,215,625,216/1,893,692,163.72 - Step 6: Final answer
x = 1,460,522,163.64
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.