Finding the Fourth Proportional to 6,902,076,677.31, 10,330,303,206.94 and 6,281,848,728.83
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Solution
The fourth proportional to 6,902,076,677.31, 10,330,303,206.94 and 6,281,848,728.83 is: 9,402,011,177.63
Step by Step Solution
- Step 1: Write the proportion equation
6,902,076,677.31 : 10,330,303,206.94 = 6,281,848,728.83 : x - Step 2: Convert to fraction form
6,902,076,677.31/10,330,303,206.94 = 6,281,848,728.83/x - Step 3: Cross multiply
6,902,076,677.31x = 10,330,303,206.94 × 6,281,848,728.83 - Step 4: Simplify right side
6,902,076,677.31x = 64,893,402,068,954,677,248 - Step 5: Solve for x
x = 64,893,402,068,954,677,248/6,902,076,677.31 - Step 6: Final answer
x = 9,402,011,177.63
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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.