Finding the Fourth Proportional to 4,316,688,383.80, 6,464,832,815.94 and 2,107,411,076.92
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Solution
The fourth proportional to 4,316,688,383.80, 6,464,832,815.94 and 2,107,411,076.92 is: 3,156,137,083.67
Step by Step Solution
- Step 1: Write the proportion equation
4,316,688,383.80 : 6,464,832,815.94 = 2,107,411,076.92 : x - Step 2: Convert to fraction form
4,316,688,383.80/6,464,832,815.94 = 2,107,411,076.92/x - Step 3: Cross multiply
4,316,688,383.80x = 6,464,832,815.94 × 2,107,411,076.92 - Step 4: Simplify right side
4,316,688,383.80x = 13,624,060,286,747,871,232 - Step 5: Solve for x
x = 13,624,060,286,747,871,232/4,316,688,383.80 - Step 6: Final answer
x = 3,156,137,083.67
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.