Finding the Fourth Proportional to 1,910,704,719,211.40, 2,866,459,599,814 and 619,815,176,935.68
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Solution
The fourth proportional to 1,910,704,719,211.40, 2,866,459,599,814 and 619,815,176,935.68 is: 929,853,339,542.16
Step by Step Solution
- Step 1: Write the proportion equation
1,910,704,719,211.40 : 2,866,459,599,814 = 619,815,176,935.68 : x - Step 2: Convert to fraction form
1,910,704,719,211.40/2,866,459,599,814 = 619,815,176,935.68/x - Step 3: Cross multiply
1,910,704,719,211.40x = 2,866,459,599,814 × 619,815,176,935.68 - Step 4: Simplify right side
1,910,704,719,211.40x = 1,776,675,164,037,693,139,058,688 - Step 5: Solve for x
x = 1,776,675,164,037,693,139,058,688/1,910,704,719,211.40 - Step 6: Final answer
x = 929,853,339,542.16
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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.