Finding the Fourth Proportional to 166,637,023.22, 249,956,363.16 and 68,322,430.22
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Solution
The fourth proportional to 166,637,023.22, 249,956,363.16 and 68,322,430.22 is: 102,483,984.95
Step by Step Solution
- Step 1: Write the proportion equation
166,637,023.22 : 249,956,363.16 = 68,322,430.22 : x - Step 2: Convert to fraction form
166,637,023.22/249,956,363.16 = 68,322,430.22/x - Step 3: Cross multiply
166,637,023.22x = 249,956,363.16 × 68,322,430.22 - Step 4: Simplify right side
166,637,023.22x = 17,077,626,180,044,078 - Step 5: Solve for x
x = 17,077,626,180,044,078/166,637,023.22 - Step 6: Final answer
x = 102,483,984.95
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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.