Finding the Fourth Proportional to 474,092,728,301.90, 654,248,449,259.08 and 257,318,967,535.05
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Solution
The fourth proportional to 474,092,728,301.90, 654,248,449,259.08 and 257,318,967,535.05 is: 355,100,438,004.50
Step by Step Solution
- Step 1: Write the proportion equation
474,092,728,301.90 : 654,248,449,259.08 = 257,318,967,535.05 : x - Step 2: Convert to fraction form
474,092,728,301.90/654,248,449,259.08 = 257,318,967,535.05/x - Step 3: Cross multiply
474,092,728,301.90x = 654,248,449,259.08 × 257,318,967,535.05 - Step 4: Simplify right side
474,092,728,301.90x = 168,350,535,474,753,998,684,160 - Step 5: Solve for x
x = 168,350,535,474,753,998,684,160/474,092,728,301.90 - Step 6: Final answer
x = 355,100,438,004.50
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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.