Finding the Fourth Proportional to 424,643,828,452.31, 586,008,460,852.80 and 229,327,091,534.99
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Solution
The fourth proportional to 424,643,828,452.31, 586,008,460,852.80 and 229,327,091,534.99 is: 316,471,374,215.11
Step by Step Solution
- Step 1: Write the proportion equation
424,643,828,452.31 : 586,008,460,852.80 = 229,327,091,534.99 : x - Step 2: Convert to fraction form
424,643,828,452.31/586,008,460,852.80 = 229,327,091,534.99/x - Step 3: Cross multiply
424,643,828,452.31x = 586,008,460,852.80 × 229,327,091,534.99 - Step 4: Simplify right side
424,643,828,452.31x = 134,387,615,942,268,667,559,936 - Step 5: Solve for x
x = 134,387,615,942,268,667,559,936/424,643,828,452.31 - Step 6: Final answer
x = 316,471,374,215.11
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.