Finding the Fourth Proportional to 555,345,448.64, 832,430,850.16 and 205,366,641.92
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Solution
The fourth proportional to 555,345,448.64, 832,430,850.16 and 205,366,641.92 is: 307,832,771.02
Step by Step Solution
- Step 1: Write the proportion equation
555,345,448.64 : 832,430,850.16 = 205,366,641.92 : x - Step 2: Convert to fraction form
555,345,448.64/832,430,850.16 = 205,366,641.92/x - Step 3: Cross multiply
555,345,448.64x = 832,430,850.16 × 205,366,641.92 - Step 4: Simplify right side
555,345,448.64x = 170,953,528,327,969,888 - Step 5: Solve for x
x = 170,953,528,327,969,888/555,345,448.64 - Step 6: Final answer
x = 307,832,771.02
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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.