Finding the Fourth Proportional to 143,654,622,620.94, 215,482,141,319.61 and 58,664,417,135.12
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Solution
The fourth proportional to 143,654,622,620.94, 215,482,141,319.61 and 58,664,417,135.12 is: 87,996,710,394.06
Step by Step Solution
- Step 1: Write the proportion equation
143,654,622,620.94 : 215,482,141,319.61 = 58,664,417,135.12 : x - Step 2: Convert to fraction form
143,654,622,620.94/215,482,141,319.61 = 58,664,417,135.12/x - Step 3: Cross multiply
143,654,622,620.94x = 215,482,141,319.61 × 58,664,417,135.12 - Step 4: Simplify right side
143,654,622,620.94x = 12,641,134,223,542,477,389,824 - Step 5: Solve for x
x = 12,641,134,223,542,477,389,824/143,654,622,620.94 - Step 6: Final answer
x = 87,996,710,394.06
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.