Finding the Fourth Proportional to 143,801,027.68, 198,482,327.76 and 88,765,260.16
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Solution
The fourth proportional to 143,801,027.68, 198,482,327.76 and 88,765,260.16 is: 122,518,842.49
Step by Step Solution
- Step 1: Write the proportion equation
143,801,027.68 : 198,482,327.76 = 88,765,260.16 : x - Step 2: Convert to fraction form
143,801,027.68/198,482,327.76 = 88,765,260.16/x - Step 3: Cross multiply
143,801,027.68x = 198,482,327.76 × 88,765,260.16 - Step 4: Simplify right side
143,801,027.68x = 17,618,335,460,778,788 - Step 5: Solve for x
x = 17,618,335,460,778,788/143,801,027.68 - Step 6: Final answer
x = 122,518,842.49
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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.