Finding the Fourth Proportional to 299,383,886.70, 449,075,830.05 and 135,700,058.70
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Solution
The fourth proportional to 299,383,886.70, 449,075,830.05 and 135,700,058.70 is: 203,550,088.05
Step by Step Solution
- Step 1: Write the proportion equation
299,383,886.70 : 449,075,830.05 = 135,700,058.70 : x - Step 2: Convert to fraction form
299,383,886.70/449,075,830.05 = 135,700,058.70/x - Step 3: Cross multiply
299,383,886.70x = 449,075,830.05 × 135,700,058.70 - Step 4: Simplify right side
299,383,886.70x = 60,939,616,498,536,224 - Step 5: Solve for x
x = 60,939,616,498,536,224/299,383,886.70 - Step 6: Final answer
x = 203,550,088.05
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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.