Finding the Fourth Proportional to 1,255,674,173.04, 1,732,816,606.77 and 691,146,985.05
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Solution
The fourth proportional to 1,255,674,173.04, 1,732,816,606.77 and 691,146,985.05 is: 953,775,269.99
Step by Step Solution
- Step 1: Write the proportion equation
1,255,674,173.04 : 1,732,816,606.77 = 691,146,985.05 : x - Step 2: Convert to fraction form
1,255,674,173.04/1,732,816,606.77 = 691,146,985.05/x - Step 3: Cross multiply
1,255,674,173.04x = 1,732,816,606.77 × 691,146,985.05 - Step 4: Simplify right side
1,255,674,173.04x = 1,197,630,973,413,656,832 - Step 5: Solve for x
x = 1,197,630,973,413,656,832/1,255,674,173.04 - Step 6: Final answer
x = 953,775,269.99
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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.