Finding the Fourth Proportional to 88,784,133,079.20, 133,176,199,618.80 and 69,955,497,313.80
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Solution
The fourth proportional to 88,784,133,079.20, 133,176,199,618.80 and 69,955,497,313.80 is: 104,933,245,970.70
Step by Step Solution
- Step 1: Write the proportion equation
88,784,133,079.20 : 133,176,199,618.80 = 69,955,497,313.80 : x - Step 2: Convert to fraction form
88,784,133,079.20/133,176,199,618.80 = 69,955,497,313.80/x - Step 3: Cross multiply
88,784,133,079.20x = 133,176,199,618.80 × 69,955,497,313.80 - Step 4: Simplify right side
88,784,133,079.20x = 9,316,407,274,695,056,949,248 - Step 5: Solve for x
x = 9,316,407,274,695,056,949,248/88,784,133,079.20 - Step 6: Final answer
x = 104,933,245,970.70
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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.