Finding the Fourth Proportional to 7,553,898,176.90, 11,330,847,265.35 and 4,288,724,672.90
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Solution
The fourth proportional to 7,553,898,176.90, 11,330,847,265.35 and 4,288,724,672.90 is: 6,433,087,009.35
Step by Step Solution
- Step 1: Write the proportion equation
7,553,898,176.90 : 11,330,847,265.35 = 4,288,724,672.90 : x - Step 2: Convert to fraction form
7,553,898,176.90/11,330,847,265.35 = 4,288,724,672.90/x - Step 3: Cross multiply
7,553,898,176.90x = 11,330,847,265.35 × 4,288,724,672.90 - Step 4: Simplify right side
7,553,898,176.90x = 48,594,884,231,768,039,424 - Step 5: Solve for x
x = 48,594,884,231,768,039,424/7,553,898,176.90 - Step 6: Final answer
x = 6,433,087,009.35
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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.