Finding the Fourth Proportional to 1,554,826,297.80, 2,134,239,032.58 and 1,374,667,798.80
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Solution
The fourth proportional to 1,554,826,297.80, 2,134,239,032.58 and 1,374,667,798.80 is: 1,886,943,690.87
Step by Step Solution
- Step 1: Write the proportion equation
1,554,826,297.80 : 2,134,239,032.58 = 1,374,667,798.80 : x - Step 2: Convert to fraction form
1,554,826,297.80/2,134,239,032.58 = 1,374,667,798.80/x - Step 3: Cross multiply
1,554,826,297.80x = 2,134,239,032.58 × 1,374,667,798.80 - Step 4: Simplify right side
1,554,826,297.80x = 2,933,869,673,029,789,696 - Step 5: Solve for x
x = 2,933,869,673,029,789,696/1,554,826,297.80 - Step 6: Final answer
x = 1,886,943,690.87
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.