Finding the Fourth Proportional to 6,952,207,400.70, 10,430,158,678.65 and 3,020,226,344.70
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Solution
The fourth proportional to 6,952,207,400.70, 10,430,158,678.65 and 3,020,226,344.70 is: 4,531,142,154.58
Step by Step Solution
- Step 1: Write the proportion equation
6,952,207,400.70 : 10,430,158,678.65 = 3,020,226,344.70 : x - Step 2: Convert to fraction form
6,952,207,400.70/10,430,158,678.65 = 3,020,226,344.70/x - Step 3: Cross multiply
6,952,207,400.70x = 10,430,158,678.65 × 3,020,226,344.70 - Step 4: Simplify right side
6,952,207,400.70x = 31,501,440,020,660,068,352 - Step 5: Solve for x
x = 31,501,440,020,660,068,352/6,952,207,400.70 - Step 6: Final answer
x = 4,531,142,154.58
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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.