Finding the Fourth Proportional to 188,772,302,037.84, 260,505,881,331.72 and 101,964,871,364.88
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Solution
The fourth proportional to 188,772,302,037.84, 260,505,881,331.72 and 101,964,871,364.88 is: 140,711,578,939.47
Step by Step Solution
- Step 1: Write the proportion equation
188,772,302,037.84 : 260,505,881,331.72 = 101,964,871,364.88 : x - Step 2: Convert to fraction form
188,772,302,037.84/260,505,881,331.72 = 101,964,871,364.88/x - Step 3: Cross multiply
188,772,302,037.84x = 260,505,881,331.72 × 101,964,871,364.88 - Step 4: Simplify right side
188,772,302,037.84x = 26,562,448,679,783,526,039,552 - Step 5: Solve for x
x = 26,562,448,679,783,526,039,552/188,772,302,037.84 - Step 6: Final answer
x = 140,711,578,939.47
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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.