Finding the Fourth Proportional to 50,985,722,994.15, 70,360,516,476.30 and 27,811,441,639.41
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Solution
The fourth proportional to 50,985,722,994.15, 70,360,516,476.30 and 27,811,441,639.41 is: 38,379,908,781.99
Step by Step Solution
- Step 1: Write the proportion equation
50,985,722,994.15 : 70,360,516,476.30 = 27,811,441,639.41 : x - Step 2: Convert to fraction form
50,985,722,994.15/70,360,516,476.30 = 27,811,441,639.41/x - Step 3: Cross multiply
50,985,722,994.15x = 70,360,516,476.30 × 27,811,441,639.41 - Step 4: Simplify right side
50,985,722,994.15x = 1,956,827,397,698,872,147,968 - Step 5: Solve for x
x = 1,956,827,397,698,872,147,968/50,985,722,994.15 - Step 6: Final answer
x = 38,379,908,781.99
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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.