Finding the Fourth Proportional to 7,557,804,541.71, 10,429,774,757.33 and 4,216,302,827.73
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Solution
The fourth proportional to 7,557,804,541.71, 10,429,774,757.33 and 4,216,302,827.73 is: 5,818,500,406.99
Step by Step Solution
- Step 1: Write the proportion equation
7,557,804,541.71 : 10,429,774,757.33 = 4,216,302,827.73 : x - Step 2: Convert to fraction form
7,557,804,541.71/10,429,774,757.33 = 4,216,302,827.73/x - Step 3: Cross multiply
7,557,804,541.71x = 10,429,774,757.33 × 4,216,302,827.73 - Step 4: Simplify right side
7,557,804,541.71x = 43,975,088,801,896,374,272 - Step 5: Solve for x
x = 43,975,088,801,896,374,272/7,557,804,541.71 - Step 6: Final answer
x = 5,818,500,406.99
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1.5x scale
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.