Finding the Fourth Proportional to 2,864,265,770,813.20, 3,952,702,818,557 and 1,629,671,177,000.50
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Solution
The fourth proportional to 2,864,265,770,813.20, 3,952,702,818,557 and 1,629,671,177,000.50 is: 2,248,955,358,923.32
Step by Step Solution
- Step 1: Write the proportion equation
2,864,265,770,813.20 : 3,952,702,818,557 = 1,629,671,177,000.50 : x - Step 2: Convert to fraction form
2,864,265,770,813.20/3,952,702,818,557 = 1,629,671,177,000.50/x - Step 3: Cross multiply
2,864,265,770,813.20x = 3,952,702,818,557 × 1,629,671,177,000.50 - Step 4: Simplify right side
2,864,265,770,813.20x = 6,441,605,854,650,980,456,464,384 - Step 5: Solve for x
x = 6,441,605,854,650,980,456,464,384/2,864,265,770,813.20 - Step 6: Final answer
x = 2,248,955,358,923.32
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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.