Finding the Fourth Proportional to 210,374,595.36, 290,311,372.62 and 117,555,865.92
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Solution
The fourth proportional to 210,374,595.36, 290,311,372.62 and 117,555,865.92 is: 162,223,983.06
Step by Step Solution
- Step 1: Write the proportion equation
210,374,595.36 : 290,311,372.62 = 117,555,865.92 : x - Step 2: Convert to fraction form
210,374,595.36/290,311,372.62 = 117,555,865.92/x - Step 3: Cross multiply
210,374,595.36x = 290,311,372.62 × 117,555,865.92 - Step 4: Simplify right side
210,374,595.36x = 34,127,804,794,767,880 - Step 5: Solve for x
x = 34,127,804,794,767,880/210,374,595.36 - Step 6: Final answer
x = 162,223,983.06
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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.